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Finding the Fourth Proportional to 574,512.94, 861,862.83 and 169,746.22

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Solution

The fourth proportional to 574,512.94, 861,862.83 and 169,746.22 is: 254,646.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,512.94 : 861,862.83 = 169,746.22 : x
  2. Step 2: Convert to fraction form
    574,512.94/861,862.83 = 169,746.22/x
  3. Step 3: Cross multiply
    574,512.94x = 861,862.83 × 169,746.22
  4. Step 4: Simplify right side
    574,512.94x = 146,297,957,551.00
  5. Step 5: Solve for x
    x = 146,297,957,551.00/574,512.94
  6. Step 6: Final answer
    x = 254,646.93

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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.