Home / 767,956.58-1,151,000.98-543,381.75

Finding the Fourth Proportional to 767,956.58, 1,151,000.98 and 543,381.75

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Solution

The fourth proportional to 767,956.58, 1,151,000.98 and 543,381.75 is: 814,411.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,956.58 : 1,151,000.98 = 543,381.75 : x
  2. Step 2: Convert to fraction form
    767,956.58/1,151,000.98 = 543,381.75/x
  3. Step 3: Cross multiply
    767,956.58x = 1,151,000.98 × 543,381.75
  4. Step 4: Simplify right side
    767,956.58x = 625,432,926,764.12
  5. Step 5: Solve for x
    x = 625,432,926,764.12/767,956.58
  6. Step 6: Final answer
    x = 814,411.83

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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.