Home / 739,661.92-1,020,677.10-417,402.04

Finding the Fourth Proportional to 739,661.92, 1,020,677.10 and 417,402.04

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Solution

The fourth proportional to 739,661.92, 1,020,677.10 and 417,402.04 is: 575,983.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,661.92 : 1,020,677.10 = 417,402.04 : x
  2. Step 2: Convert to fraction form
    739,661.92/1,020,677.10 = 417,402.04/x
  3. Step 3: Cross multiply
    739,661.92x = 1,020,677.10 × 417,402.04
  4. Step 4: Simplify right side
    739,661.92x = 426,032,703,721.28
  5. Step 5: Solve for x
    x = 426,032,703,721.28/739,661.92
  6. Step 6: Final answer
    x = 575,983.02

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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.