Home / 352,004.40-527,488.20-299,127.60

Finding the Fourth Proportional to 352,004.40, 527,488.20 and 299,127.60

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Solution

The fourth proportional to 352,004.40, 527,488.20 and 299,127.60 is: 448,250.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,004.40 : 527,488.20 = 299,127.60 : x
  2. Step 2: Convert to fraction form
    352,004.40/527,488.20 = 299,127.60/x
  3. Step 3: Cross multiply
    352,004.40x = 527,488.20 × 299,127.60
  4. Step 4: Simplify right side
    352,004.40x = 157,786,279,294.32
  5. Step 5: Solve for x
    x = 157,786,279,294.32/352,004.40
  6. Step 6: Final answer
    x = 448,250.87

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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.