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Finding the Fourth Proportional to 536,260.64, 804,390.23 and 136,901.39

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Solution

The fourth proportional to 536,260.64, 804,390.23 and 136,901.39 is: 205,351.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,260.64 : 804,390.23 = 136,901.39 : x
  2. Step 2: Convert to fraction form
    536,260.64/804,390.23 = 136,901.39/x
  3. Step 3: Cross multiply
    536,260.64x = 804,390.23 × 136,901.39
  4. Step 4: Simplify right side
    536,260.64x = 110,122,136,909.72
  5. Step 5: Solve for x
    x = 110,122,136,909.72/536,260.64
  6. Step 6: Final answer
    x = 205,351.89

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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.