Home / 718,508.18-1,077,848.19-291,952.86

Finding the Fourth Proportional to 718,508.18, 1,077,848.19 and 291,952.86

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Solution

The fourth proportional to 718,508.18, 1,077,848.19 and 291,952.86 is: 437,964.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,508.18 : 1,077,848.19 = 291,952.86 : x
  2. Step 2: Convert to fraction form
    718,508.18/1,077,848.19 = 291,952.86/x
  3. Step 3: Cross multiply
    718,508.18x = 1,077,848.19 × 291,952.86
  4. Step 4: Simplify right side
    718,508.18x = 314,680,861,716.32
  5. Step 5: Solve for x
    x = 314,680,861,716.32/718,508.18
  6. Step 6: Final answer
    x = 437,964.21

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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.