Home / 498,425.10-747,618.20-166,001.10

Finding the Fourth Proportional to 498,425.10, 747,618.20 and 166,001.10

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Solution

The fourth proportional to 498,425.10, 747,618.20 and 166,001.10 is: 248,995.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,425.10 : 747,618.20 = 166,001.10 : x
  2. Step 2: Convert to fraction form
    498,425.10/747,618.20 = 166,001.10/x
  3. Step 3: Cross multiply
    498,425.10x = 747,618.20 × 166,001.10
  4. Step 4: Simplify right side
    498,425.10x = 124,105,439,841.93
  5. Step 5: Solve for x
    x = 124,105,439,841.93/498,425.10
  6. Step 6: Final answer
    x = 248,995.17

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1.5x scale

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.