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Finding the Fourth Proportional to 555,351.02, 833,058.80 and 156,022.92

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Solution

The fourth proportional to 555,351.02, 833,058.80 and 156,022.92 is: 234,043.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,351.02 : 833,058.80 = 156,022.92 : x
  2. Step 2: Convert to fraction form
    555,351.02/833,058.80 = 156,022.92/x
  3. Step 3: Cross multiply
    555,351.02x = 833,058.80 × 156,022.92
  4. Step 4: Simplify right side
    555,351.02x = 129,976,266,507.70
  5. Step 5: Solve for x
    x = 129,976,266,507.70/555,351.02
  6. Step 6: Final answer
    x = 234,043.45

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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.