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Finding the Fourth Proportional to 557,534.28, 836,267.52 and 197,722.92

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Solution

The fourth proportional to 557,534.28, 836,267.52 and 197,722.92 is: 296,572.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,534.28 : 836,267.52 = 197,722.92 : x
  2. Step 2: Convert to fraction form
    557,534.28/836,267.52 = 197,722.92/x
  3. Step 3: Cross multiply
    557,534.28x = 836,267.52 × 197,722.92
  4. Step 4: Simplify right side
    557,534.28x = 165,349,255,955.56
  5. Step 5: Solve for x
    x = 165,349,255,955.56/557,534.28
  6. Step 6: Final answer
    x = 296,572.36

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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.