Home / 753,148.85-1,039,344.20-413,617.10

Finding the Fourth Proportional to 753,148.85, 1,039,344.20 and 413,617.10

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Solution

The fourth proportional to 753,148.85, 1,039,344.20 and 413,617.10 is: 570,790.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,148.85 : 1,039,344.20 = 413,617.10 : x
  2. Step 2: Convert to fraction form
    753,148.85/1,039,344.20 = 413,617.10/x
  3. Step 3: Cross multiply
    753,148.85x = 1,039,344.20 × 413,617.10
  4. Step 4: Simplify right side
    753,148.85x = 429,890,526,641.01
  5. Step 5: Solve for x
    x = 429,890,526,641.01/753,148.85
  6. Step 6: Final answer
    x = 570,790.93

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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.