Home / 588,147.20-882,220.80-378,195.20

Finding the Fourth Proportional to 588,147.20, 882,220.80 and 378,195.20

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Solution

The fourth proportional to 588,147.20, 882,220.80 and 378,195.20 is: 567,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,147.20 : 882,220.80 = 378,195.20 : x
  2. Step 2: Convert to fraction form
    588,147.20/882,220.80 = 378,195.20/x
  3. Step 3: Cross multiply
    588,147.20x = 882,220.80 × 378,195.20
  4. Step 4: Simplify right side
    588,147.20x = 333,651,671,900.16
  5. Step 5: Solve for x
    x = 333,651,671,900.16/588,147.20
  6. Step 6: Final answer
    x = 567,292.80

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Double scale
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Similar ratio
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1.5x scale

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.