Home / 756,591.32-1,044,103.20-417,071.72

Finding the Fourth Proportional to 756,591.32, 1,044,103.20 and 417,071.72

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Solution

The fourth proportional to 756,591.32, 1,044,103.20 and 417,071.72 is: 575,562.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,591.32 : 1,044,103.20 = 417,071.72 : x
  2. Step 2: Convert to fraction form
    756,591.32/1,044,103.20 = 417,071.72/x
  3. Step 3: Cross multiply
    756,591.32x = 1,044,103.20 × 417,071.72
  4. Step 4: Simplify right side
    756,591.32x = 435,465,917,481.50
  5. Step 5: Solve for x
    x = 435,465,917,481.50/756,591.32
  6. Step 6: Final answer
    x = 575,562.93

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Double scale
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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.