Home / 352,209.40-528,314.10-233,495.80

Finding the Fourth Proportional to 352,209.40, 528,314.10 and 233,495.80

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Solution

The fourth proportional to 352,209.40, 528,314.10 and 233,495.80 is: 350,243.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,209.40 : 528,314.10 = 233,495.80 : x
  2. Step 2: Convert to fraction form
    352,209.40/528,314.10 = 233,495.80/x
  3. Step 3: Cross multiply
    352,209.40x = 528,314.10 × 233,495.80
  4. Step 4: Simplify right side
    352,209.40x = 123,359,123,430.78
  5. Step 5: Solve for x
    x = 123,359,123,430.78/352,209.40
  6. Step 6: Final answer
    x = 350,243.70

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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.