Home / 459,037.20-688,552.20-271,914

Finding the Fourth Proportional to 459,037.20, 688,552.20 and 271,914

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Solution

The fourth proportional to 459,037.20, 688,552.20 and 271,914 is: 407,868.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,037.20 : 688,552.20 = 271,914 : x
  2. Step 2: Convert to fraction form
    459,037.20/688,552.20 = 271,914/x
  3. Step 3: Cross multiply
    459,037.20x = 688,552.20 × 271,914
  4. Step 4: Simplify right side
    459,037.20x = 187,226,982,910.80
  5. Step 5: Solve for x
    x = 187,226,982,910.80/459,037.20
  6. Step 6: Final answer
    x = 407,868.87

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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.