Home / 437,928.60-656,439.30-237,826.20

Finding the Fourth Proportional to 437,928.60, 656,439.30 and 237,826.20

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Solution

The fourth proportional to 437,928.60, 656,439.30 and 237,826.20 is: 356,492.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,928.60 : 656,439.30 = 237,826.20 : x
  2. Step 2: Convert to fraction form
    437,928.60/656,439.30 = 237,826.20/x
  3. Step 3: Cross multiply
    437,928.60x = 656,439.30 × 237,826.20
  4. Step 4: Simplify right side
    437,928.60x = 156,118,464,249.66
  5. Step 5: Solve for x
    x = 156,118,464,249.66/437,928.60
  6. Step 6: Final answer
    x = 356,492.96

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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.