Home / 404,632.20-558,049.62-243,457.13

Finding the Fourth Proportional to 404,632.20, 558,049.62 and 243,457.13

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Solution

The fourth proportional to 404,632.20, 558,049.62 and 243,457.13 is: 335,764.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,632.20 : 558,049.62 = 243,457.13 : x
  2. Step 2: Convert to fraction form
    404,632.20/558,049.62 = 243,457.13/x
  3. Step 3: Cross multiply
    404,632.20x = 558,049.62 × 243,457.13
  4. Step 4: Simplify right side
    404,632.20x = 135,861,160,277.92
  5. Step 5: Solve for x
    x = 135,861,160,277.92/404,632.20
  6. Step 6: Final answer
    x = 335,764.58

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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.