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Finding the Fourth Proportional to 265,531.98, 366,429.51 and 144,674.13

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Solution

The fourth proportional to 265,531.98, 366,429.51 and 144,674.13 is: 199,647.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,531.98 : 366,429.51 = 144,674.13 : x
  2. Step 2: Convert to fraction form
    265,531.98/366,429.51 = 144,674.13/x
  3. Step 3: Cross multiply
    265,531.98x = 366,429.51 × 144,674.13
  4. Step 4: Simplify right side
    265,531.98x = 53,012,870,565.58
  5. Step 5: Solve for x
    x = 53,012,870,565.58/265,531.98
  6. Step 6: Final answer
    x = 199,647.78

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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.