Home / 407,176.20-610,569.86-238,747.82

Finding the Fourth Proportional to 407,176.20, 610,569.86 and 238,747.82

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Solution

The fourth proportional to 407,176.20, 610,569.86 and 238,747.82 is: 358,007.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,176.20 : 610,569.86 = 238,747.82 : x
  2. Step 2: Convert to fraction form
    407,176.20/610,569.86 = 238,747.82/x
  3. Step 3: Cross multiply
    407,176.20x = 610,569.86 × 238,747.82
  4. Step 4: Simplify right side
    407,176.20x = 145,772,218,786.12
  5. Step 5: Solve for x
    x = 145,772,218,786.12/407,176.20
  6. Step 6: Final answer
    x = 358,007.71

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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.