Home / 588,001.20-882,001.80-455,290.80

Finding the Fourth Proportional to 588,001.20, 882,001.80 and 455,290.80

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Solution

The fourth proportional to 588,001.20, 882,001.80 and 455,290.80 is: 682,936.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,001.20 : 882,001.80 = 455,290.80 : x
  2. Step 2: Convert to fraction form
    588,001.20/882,001.80 = 455,290.80/x
  3. Step 3: Cross multiply
    588,001.20x = 882,001.80 × 455,290.80
  4. Step 4: Simplify right side
    588,001.20x = 401,567,305,123.44
  5. Step 5: Solve for x
    x = 401,567,305,123.44/588,001.20
  6. Step 6: Final answer
    x = 682,936.20

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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.