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Finding the Fourth Proportional to 265,427.88, 366,298.88 and 144,572.80

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Solution

The fourth proportional to 265,427.88, 366,298.88 and 144,572.80 is: 199,515.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,427.88 : 366,298.88 = 144,572.80 : x
  2. Step 2: Convert to fraction form
    265,427.88/366,298.88 = 144,572.80/x
  3. Step 3: Cross multiply
    265,427.88x = 366,298.88 × 144,572.80
  4. Step 4: Simplify right side
    265,427.88x = 52,956,854,718.46
  5. Step 5: Solve for x
    x = 52,956,854,718.46/265,427.88
  6. Step 6: Final answer
    x = 199,515.04

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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.