Home / 742,681.04-1,025,068.38-471,123.68

Finding the Fourth Proportional to 742,681.04, 1,025,068.38 and 471,123.68

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Solution

The fourth proportional to 742,681.04, 1,025,068.38 and 471,123.68 is: 650,257.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,681.04 : 1,025,068.38 = 471,123.68 : x
  2. Step 2: Convert to fraction form
    742,681.04/1,025,068.38 = 471,123.68/x
  3. Step 3: Cross multiply
    742,681.04x = 1,025,068.38 × 471,123.68
  4. Step 4: Simplify right side
    742,681.04x = 482,933,987,437.24
  5. Step 5: Solve for x
    x = 482,933,987,437.24/742,681.04
  6. Step 6: Final answer
    x = 650,257.60

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Half scale
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Double scale
Find fourth proportional to 742,682.04, 1,025,069.76 and 471,124.68
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.