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Finding the Fourth Proportional to 433,881.60, 650,901.38 and 149,612.91

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Solution

The fourth proportional to 433,881.60, 650,901.38 and 149,612.91 is: 224,446.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,881.60 : 650,901.38 = 149,612.91 : x
  2. Step 2: Convert to fraction form
    433,881.60/650,901.38 = 149,612.91/x
  3. Step 3: Cross multiply
    433,881.60x = 650,901.38 × 149,612.91
  4. Step 4: Simplify right side
    433,881.60x = 97,383,252,939.82
  5. Step 5: Solve for x
    x = 97,383,252,939.82/433,881.60
  6. Step 6: Final answer
    x = 224,446.60

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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.