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Finding the Fourth Proportional to 265,560.76, 366,469.14 and 144,702.88

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Solution

The fourth proportional to 265,560.76, 366,469.14 and 144,702.88 is: 199,687.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,560.76 : 366,469.14 = 144,702.88 : x
  2. Step 2: Convert to fraction form
    265,560.76/366,469.14 = 144,702.88/x
  3. Step 3: Cross multiply
    265,560.76x = 366,469.14 × 144,702.88
  4. Step 4: Simplify right side
    265,560.76x = 53,029,139,989.12
  5. Step 5: Solve for x
    x = 53,029,139,989.12/265,560.76
  6. Step 6: Final answer
    x = 199,687.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.