Home / 418,000.46-576,844.02-227,015.22

Finding the Fourth Proportional to 418,000.46, 576,844.02 and 227,015.22

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Solution

The fourth proportional to 418,000.46, 576,844.02 and 227,015.22 is: 313,282.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,000.46 : 576,844.02 = 227,015.22 : x
  2. Step 2: Convert to fraction form
    418,000.46/576,844.02 = 227,015.22/x
  3. Step 3: Cross multiply
    418,000.46x = 576,844.02 × 227,015.22
  4. Step 4: Simplify right side
    418,000.46x = 130,952,372,957.29
  5. Step 5: Solve for x
    x = 130,952,372,957.29/418,000.46
  6. Step 6: Final answer
    x = 313,282.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.