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Finding the Fourth Proportional to 265,422.88, 366,285.95 and 144,564.72

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Solution

The fourth proportional to 265,422.88, 366,285.95 and 144,564.72 is: 199,500.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,422.88 : 366,285.95 = 144,564.72 : x
  2. Step 2: Convert to fraction form
    265,422.88/366,285.95 = 144,564.72/x
  3. Step 3: Cross multiply
    265,422.88x = 366,285.95 × 144,564.72
  4. Step 4: Simplify right side
    265,422.88x = 52,952,025,801.68
  5. Step 5: Solve for x
    x = 52,952,025,801.68/265,422.88
  6. Step 6: Final answer
    x = 199,500.61

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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.