Home / 803,665.57-1,204,659.95-271,003.45

Finding the Fourth Proportional to 803,665.57, 1,204,659.95 and 271,003.45

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Solution

The fourth proportional to 803,665.57, 1,204,659.95 and 271,003.45 is: 406,222.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,665.57 : 1,204,659.95 = 271,003.45 : x
  2. Step 2: Convert to fraction form
    803,665.57/1,204,659.95 = 271,003.45/x
  3. Step 3: Cross multiply
    803,665.57x = 1,204,659.95 × 271,003.45
  4. Step 4: Simplify right side
    803,665.57x = 326,466,996,503.53
  5. Step 5: Solve for x
    x = 326,466,996,503.53/803,665.57
  6. Step 6: Final answer
    x = 406,222.45

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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.