Home / 742,824.84-1,025,098.26-403,293.12

Finding the Fourth Proportional to 742,824.84, 1,025,098.26 and 403,293.12

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Solution

The fourth proportional to 742,824.84, 1,025,098.26 and 403,293.12 is: 556,544.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,824.84 : 1,025,098.26 = 403,293.12 : x
  2. Step 2: Convert to fraction form
    742,824.84/1,025,098.26 = 403,293.12/x
  3. Step 3: Cross multiply
    742,824.84x = 1,025,098.26 × 403,293.12
  4. Step 4: Simplify right side
    742,824.84x = 413,415,075,581.97
  5. Step 5: Solve for x
    x = 413,415,075,581.97/742,824.84
  6. Step 6: Final answer
    x = 556,544.50

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Double scale
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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.