Home / 732,114.29-1,010,262.36-405,425.70

Finding the Fourth Proportional to 732,114.29, 1,010,262.36 and 405,425.70

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Solution

The fourth proportional to 732,114.29, 1,010,262.36 and 405,425.70 is: 559,456.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,114.29 : 1,010,262.36 = 405,425.70 : x
  2. Step 2: Convert to fraction form
    732,114.29/1,010,262.36 = 405,425.70/x
  3. Step 3: Cross multiply
    732,114.29x = 1,010,262.36 × 405,425.70
  4. Step 4: Simplify right side
    732,114.29x = 409,586,326,007.00
  5. Step 5: Solve for x
    x = 409,586,326,007.00/732,114.29
  6. Step 6: Final answer
    x = 559,456.81

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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.