Home / 437,538.10-656,307.15-248,581.30

Finding the Fourth Proportional to 437,538.10, 656,307.15 and 248,581.30

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Solution

The fourth proportional to 437,538.10, 656,307.15 and 248,581.30 is: 372,871.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,538.10 : 656,307.15 = 248,581.30 : x
  2. Step 2: Convert to fraction form
    437,538.10/656,307.15 = 248,581.30/x
  3. Step 3: Cross multiply
    437,538.10x = 656,307.15 × 248,581.30
  4. Step 4: Simplify right side
    437,538.10x = 163,145,684,546.30
  5. Step 5: Solve for x
    x = 163,145,684,546.30/437,538.10
  6. Step 6: Final answer
    x = 372,871.95

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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.