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Finding the Fourth Proportional to 437,466.60, 656,199.90 and 434,701.80

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Solution

The fourth proportional to 437,466.60, 656,199.90 and 434,701.80 is: 652,052.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,466.60 : 656,199.90 = 434,701.80 : x
  2. Step 2: Convert to fraction form
    437,466.60/656,199.90 = 434,701.80/x
  3. Step 3: Cross multiply
    437,466.60x = 656,199.90 × 434,701.80
  4. Step 4: Simplify right side
    437,466.60x = 285,251,277,689.82
  5. Step 5: Solve for x
    x = 285,251,277,689.82/437,466.60
  6. Step 6: Final answer
    x = 652,052.70

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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.