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Finding the Fourth Proportional to 539,332.38, 808,788.29 and 202,189.25

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Solution

The fourth proportional to 539,332.38, 808,788.29 and 202,189.25 is: 303,205.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,332.38 : 808,788.29 = 202,189.25 : x
  2. Step 2: Convert to fraction form
    539,332.38/808,788.29 = 202,189.25/x
  3. Step 3: Cross multiply
    539,332.38x = 808,788.29 × 202,189.25
  4. Step 4: Simplify right side
    539,332.38x = 163,528,297,763.88
  5. Step 5: Solve for x
    x = 163,528,297,763.88/539,332.38
  6. Step 6: Final answer
    x = 303,205.04

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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.