Home / 715,152.60-1,073,666.46-479,549.52

Finding the Fourth Proportional to 715,152.60, 1,073,666.46 and 479,549.52

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Solution

The fourth proportional to 715,152.60, 1,073,666.46 and 479,549.52 is: 719,952.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,152.60 : 1,073,666.46 = 479,549.52 : x
  2. Step 2: Convert to fraction form
    715,152.60/1,073,666.46 = 479,549.52/x
  3. Step 3: Cross multiply
    715,152.60x = 1,073,666.46 × 479,549.52
  4. Step 4: Simplify right side
    715,152.60x = 514,876,235,533.10
  5. Step 5: Solve for x
    x = 514,876,235,533.10/715,152.60
  6. Step 6: Final answer
    x = 719,952.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.