Home / 739,741.92-1,020,833.77-413,059.97

Finding the Fourth Proportional to 739,741.92, 1,020,833.77 and 413,059.97

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Solution

The fourth proportional to 739,741.92, 1,020,833.77 and 413,059.97 is: 570,017.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,741.92 : 1,020,833.77 = 413,059.97 : x
  2. Step 2: Convert to fraction form
    739,741.92/1,020,833.77 = 413,059.97/x
  3. Step 3: Cross multiply
    739,741.92x = 1,020,833.77 × 413,059.97
  4. Step 4: Simplify right side
    739,741.92x = 421,665,567,930.62
  5. Step 5: Solve for x
    x = 421,665,567,930.62/739,741.92
  6. Step 6: Final answer
    x = 570,017.13

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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.