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Finding the Fourth Proportional to 265,259.48, 366,046.88 and 144,398.25

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Solution

The fourth proportional to 265,259.48, 366,046.88 and 144,398.25 is: 199,263.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,259.48 : 366,046.88 = 144,398.25 : x
  2. Step 2: Convert to fraction form
    265,259.48/366,046.88 = 144,398.25/x
  3. Step 3: Cross multiply
    265,259.48x = 366,046.88 × 144,398.25
  4. Step 4: Simplify right side
    265,259.48x = 52,856,528,167.97
  5. Step 5: Solve for x
    x = 52,856,528,167.97/265,259.48
  6. Step 6: Final answer
    x = 199,263.49

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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.