Home / 739,291.46-1,020,253.12-467,260.55

Finding the Fourth Proportional to 739,291.46, 1,020,253.12 and 467,260.55

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Solution

The fourth proportional to 739,291.46, 1,020,253.12 and 467,260.55 is: 644,839.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,291.46 : 1,020,253.12 = 467,260.55 : x
  2. Step 2: Convert to fraction form
    739,291.46/1,020,253.12 = 467,260.55/x
  3. Step 3: Cross multiply
    739,291.46x = 1,020,253.12 × 467,260.55
  4. Step 4: Simplify right side
    739,291.46x = 476,724,031,546.95
  5. Step 5: Solve for x
    x = 476,724,031,546.95/739,291.46
  6. Step 6: Final answer
    x = 644,839.09

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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.