Home / 409,325.87-613,240.63-296,726.83

Finding the Fourth Proportional to 409,325.87, 613,240.63 and 296,726.83

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Solution

The fourth proportional to 409,325.87, 613,240.63 and 296,726.83 is: 444,547.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,325.87 : 613,240.63 = 296,726.83 : x
  2. Step 2: Convert to fraction form
    409,325.87/613,240.63 = 296,726.83/x
  3. Step 3: Cross multiply
    409,325.87x = 613,240.63 × 296,726.83
  4. Step 4: Simplify right side
    409,325.87x = 181,964,945,892.18
  5. Step 5: Solve for x
    x = 181,964,945,892.18/409,325.87
  6. Step 6: Final answer
    x = 444,547.87

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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.