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Finding the Fourth Proportional to 240,677.64, 361,139.40 and 160,770.24

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Solution

The fourth proportional to 240,677.64, 361,139.40 and 160,770.24 is: 241,237.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,677.64 : 361,139.40 = 160,770.24 : x
  2. Step 2: Convert to fraction form
    240,677.64/361,139.40 = 160,770.24/x
  3. Step 3: Cross multiply
    240,677.64x = 361,139.40 × 160,770.24
  4. Step 4: Simplify right side
    240,677.64x = 58,060,468,011.46
  5. Step 5: Solve for x
    x = 58,060,468,011.46/240,677.64
  6. Step 6: Final answer
    x = 241,237.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.