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Finding the Fourth Proportional to 265,535.76, 366,434.69 and 144,677.91

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Solution

The fourth proportional to 265,535.76, 366,434.69 and 144,677.91 is: 199,652.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,535.76 : 366,434.69 = 144,677.91 : x
  2. Step 2: Convert to fraction form
    265,535.76/366,434.69 = 144,677.91/x
  3. Step 3: Cross multiply
    265,535.76x = 366,434.69 × 144,677.91
  4. Step 4: Simplify right side
    265,535.76x = 53,015,005,100.70
  5. Step 5: Solve for x
    x = 53,015,005,100.70/265,535.76
  6. Step 6: Final answer
    x = 199,652.98

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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.