Home / 352,100.40-527,632.20-299,223.60

Finding the Fourth Proportional to 352,100.40, 527,632.20 and 299,223.60

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Solution

The fourth proportional to 352,100.40, 527,632.20 and 299,223.60 is: 448,394.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,100.40 : 527,632.20 = 299,223.60 : x
  2. Step 2: Convert to fraction form
    352,100.40/527,632.20 = 299,223.60/x
  3. Step 3: Cross multiply
    352,100.40x = 527,632.20 × 299,223.60
  4. Step 4: Simplify right side
    352,100.40x = 157,880,006,359.92
  5. Step 5: Solve for x
    x = 157,880,006,359.92/352,100.40
  6. Step 6: Final answer
    x = 448,394.85

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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.