Home / 746,281.60-1,119,092.16-213,681.28

Finding the Fourth Proportional to 746,281.60, 1,119,092.16 and 213,681.28

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Solution

The fourth proportional to 746,281.60, 1,119,092.16 and 213,681.28 is: 320,427.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,281.60 : 1,119,092.16 = 213,681.28 : x
  2. Step 2: Convert to fraction form
    746,281.60/1,119,092.16 = 213,681.28/x
  3. Step 3: Cross multiply
    746,281.60x = 1,119,092.16 × 213,681.28
  4. Step 4: Simplify right side
    746,281.60x = 239,129,045,186.77
  5. Step 5: Solve for x
    x = 239,129,045,186.77/746,281.60
  6. Step 6: Final answer
    x = 320,427.36

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.