Home / 308,226.13-425,350.58-172,259.93

Finding the Fourth Proportional to 308,226.13, 425,350.58 and 172,259.93

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Solution

The fourth proportional to 308,226.13, 425,350.58 and 172,259.93 is: 237,717.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,226.13 : 425,350.58 = 172,259.93 : x
  2. Step 2: Convert to fraction form
    308,226.13/425,350.58 = 172,259.93/x
  3. Step 3: Cross multiply
    308,226.13x = 425,350.58 × 172,259.93
  4. Step 4: Simplify right side
    308,226.13x = 73,270,861,338.34
  5. Step 5: Solve for x
    x = 73,270,861,338.34/308,226.13
  6. Step 6: Final answer
    x = 237,717.88

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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.