Home / 883,624.65-1,325,436.98-763,355.85

Finding the Fourth Proportional to 883,624.65, 1,325,436.98 and 763,355.85

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Solution

The fourth proportional to 883,624.65, 1,325,436.98 and 763,355.85 is: 1,145,033.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,624.65 : 1,325,436.98 = 763,355.85 : x
  2. Step 2: Convert to fraction form
    883,624.65/1,325,436.98 = 763,355.85/x
  3. Step 3: Cross multiply
    883,624.65x = 1,325,436.98 × 763,355.85
  4. Step 4: Simplify right side
    883,624.65x = 1,011,780,068,672.55
  5. Step 5: Solve for x
    x = 1,011,780,068,672.55/883,624.65
  6. Step 6: Final answer
    x = 1,145,033.78

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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.