Home / 887,821.33-1,332,679.69-382,631.62

Finding the Fourth Proportional to 887,821.33, 1,332,679.69 and 382,631.62

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Solution

The fourth proportional to 887,821.33, 1,332,679.69 and 382,631.62 is: 574,355.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,821.33 : 1,332,679.69 = 382,631.62 : x
  2. Step 2: Convert to fraction form
    887,821.33/1,332,679.69 = 382,631.62/x
  3. Step 3: Cross multiply
    887,821.33x = 1,332,679.69 × 382,631.62
  4. Step 4: Simplify right side
    887,821.33x = 509,925,385,872.39
  5. Step 5: Solve for x
    x = 509,925,385,872.39/887,821.33
  6. Step 6: Final answer
    x = 574,355.86

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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.