Home / 1,063,478.04-1,591,469.88-664,306.80

Finding the Fourth Proportional to 1,063,478.04, 1,591,469.88 and 664,306.80

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Solution

The fourth proportional to 1,063,478.04, 1,591,469.88 and 664,306.80 is: 994,119.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,478.04 : 1,591,469.88 = 664,306.80 : x
  2. Step 2: Convert to fraction form
    1,063,478.04/1,591,469.88 = 664,306.80/x
  3. Step 3: Cross multiply
    1,063,478.04x = 1,591,469.88 × 664,306.80
  4. Step 4: Simplify right side
    1,063,478.04x = 1,057,224,263,279.18
  5. Step 5: Solve for x
    x = 1,057,224,263,279.18/1,063,478.04
  6. Step 6: Final answer
    x = 994,119.51

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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.