Home / 659,219.52-988,821.96-500,271.84

Finding the Fourth Proportional to 659,219.52, 988,821.96 and 500,271.84

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Solution

The fourth proportional to 659,219.52, 988,821.96 and 500,271.84 is: 750,402.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,219.52 : 988,821.96 = 500,271.84 : x
  2. Step 2: Convert to fraction form
    659,219.52/988,821.96 = 500,271.84/x
  3. Step 3: Cross multiply
    659,219.52x = 988,821.96 × 500,271.84
  4. Step 4: Simplify right side
    659,219.52x = 494,679,781,361.61
  5. Step 5: Solve for x
    x = 494,679,781,361.61/659,219.52
  6. Step 6: Final answer
    x = 750,402.20

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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.