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Finding the Fourth Proportional to 413,732.48, 570,770.88 and 260,677.76

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Solution

The fourth proportional to 413,732.48, 570,770.88 and 260,677.76 is: 359,621.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,732.48 : 570,770.88 = 260,677.76 : x
  2. Step 2: Convert to fraction form
    413,732.48/570,770.88 = 260,677.76/x
  3. Step 3: Cross multiply
    413,732.48x = 570,770.88 × 260,677.76
  4. Step 4: Simplify right side
    413,732.48x = 148,787,274,471.63
  5. Step 5: Solve for x
    x = 148,787,274,471.63/413,732.48
  6. Step 6: Final answer
    x = 359,621.93

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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.