Home / 730,143.28-1,006,943.21-608,040

Finding the Fourth Proportional to 730,143.28, 1,006,943.21 and 608,040

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Solution

The fourth proportional to 730,143.28, 1,006,943.21 and 608,040 is: 838,550.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,143.28 : 1,006,943.21 = 608,040 : x
  2. Step 2: Convert to fraction form
    730,143.28/1,006,943.21 = 608,040/x
  3. Step 3: Cross multiply
    730,143.28x = 1,006,943.21 × 608,040
  4. Step 4: Simplify right side
    730,143.28x = 612,261,752,068.58
  5. Step 5: Solve for x
    x = 612,261,752,068.58/730,143.28
  6. Step 6: Final answer
    x = 838,550.14

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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.