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Finding the Fourth Proportional to 557,767.68, 836,637.48 and 158,407.44

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Solution

The fourth proportional to 557,767.68, 836,637.48 and 158,407.44 is: 237,607.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,767.68 : 836,637.48 = 158,407.44 : x
  2. Step 2: Convert to fraction form
    557,767.68/836,637.48 = 158,407.44/x
  3. Step 3: Cross multiply
    557,767.68x = 836,637.48 × 158,407.44
  4. Step 4: Simplify right side
    557,767.68x = 132,529,601,414.85
  5. Step 5: Solve for x
    x = 132,529,601,414.85/557,767.68
  6. Step 6: Final answer
    x = 237,607.17

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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.