Home / 437,930.20-656,895.30-248,317.30

Finding the Fourth Proportional to 437,930.20, 656,895.30 and 248,317.30

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Solution

The fourth proportional to 437,930.20, 656,895.30 and 248,317.30 is: 372,475.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,930.20 : 656,895.30 = 248,317.30 : x
  2. Step 2: Convert to fraction form
    437,930.20/656,895.30 = 248,317.30/x
  3. Step 3: Cross multiply
    437,930.20x = 656,895.30 × 248,317.30
  4. Step 4: Simplify right side
    437,930.20x = 163,118,467,278.69
  5. Step 5: Solve for x
    x = 163,118,467,278.69/437,930.20
  6. Step 6: Final answer
    x = 372,475.95

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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.