Home / 626,003.28-937,402.20-345,209.04

Finding the Fourth Proportional to 626,003.28, 937,402.20 and 345,209.04

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Solution

The fourth proportional to 626,003.28, 937,402.20 and 345,209.04 is: 516,929.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,003.28 : 937,402.20 = 345,209.04 : x
  2. Step 2: Convert to fraction form
    626,003.28/937,402.20 = 345,209.04/x
  3. Step 3: Cross multiply
    626,003.28x = 937,402.20 × 345,209.04
  4. Step 4: Simplify right side
    626,003.28x = 323,599,713,555.89
  5. Step 5: Solve for x
    x = 323,599,713,555.89/626,003.28
  6. Step 6: Final answer
    x = 516,929.74

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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.