Home / 878,524.40-1,319,244.12-548,199.92

Finding the Fourth Proportional to 878,524.40, 1,319,244.12 and 548,199.92

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Solution

The fourth proportional to 878,524.40, 1,319,244.12 and 548,199.92 is: 823,209.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,524.40 : 1,319,244.12 = 548,199.92 : x
  2. Step 2: Convert to fraction form
    878,524.40/1,319,244.12 = 548,199.92/x
  3. Step 3: Cross multiply
    878,524.40x = 1,319,244.12 × 548,199.92
  4. Step 4: Simplify right side
    878,524.40x = 723,209,521,044.47
  5. Step 5: Solve for x
    x = 723,209,521,044.47/878,524.40
  6. Step 6: Final answer
    x = 823,209.37

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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.