Home / 727,332.76-1,090,018.26-367,757.28

Finding the Fourth Proportional to 727,332.76, 1,090,018.26 and 367,757.28

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Solution

The fourth proportional to 727,332.76, 1,090,018.26 and 367,757.28 is: 551,139.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,332.76 : 1,090,018.26 = 367,757.28 : x
  2. Step 2: Convert to fraction form
    727,332.76/1,090,018.26 = 367,757.28/x
  3. Step 3: Cross multiply
    727,332.76x = 1,090,018.26 × 367,757.28
  4. Step 4: Simplify right side
    727,332.76x = 400,862,154,012.13
  5. Step 5: Solve for x
    x = 400,862,154,012.13/727,332.76
  6. Step 6: Final answer
    x = 551,139.97

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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.