Home / 588,005.20-882,007.80-455,294.80

Finding the Fourth Proportional to 588,005.20, 882,007.80 and 455,294.80

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Solution

The fourth proportional to 588,005.20, 882,007.80 and 455,294.80 is: 682,942.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,005.20 : 882,007.80 = 455,294.80 : x
  2. Step 2: Convert to fraction form
    588,005.20/882,007.80 = 455,294.80/x
  3. Step 3: Cross multiply
    588,005.20x = 882,007.80 × 455,294.80
  4. Step 4: Simplify right side
    588,005.20x = 401,573,564,899.44
  5. Step 5: Solve for x
    x = 401,573,564,899.44/588,005.20
  6. Step 6: Final answer
    x = 682,942.20

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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.