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Finding the Fourth Proportional to 417,679.49, 625,459.41 and 350,033.69

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Solution

The fourth proportional to 417,679.49, 625,459.41 and 350,033.69 is: 524,162.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,679.49 : 625,459.41 = 350,033.69 : x
  2. Step 2: Convert to fraction form
    417,679.49/625,459.41 = 350,033.69/x
  3. Step 3: Cross multiply
    417,679.49x = 625,459.41 × 350,033.69
  4. Step 4: Simplify right side
    417,679.49x = 218,931,865,227.52
  5. Step 5: Solve for x
    x = 218,931,865,227.52/417,679.49
  6. Step 6: Final answer
    x = 524,162.36

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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.