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Finding the Fourth Proportional to 444,873.39, 614,204.16 and 342,706.47

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Solution

The fourth proportional to 444,873.39, 614,204.16 and 342,706.47 is: 473,149.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,873.39 : 614,204.16 = 342,706.47 : x
  2. Step 2: Convert to fraction form
    444,873.39/614,204.16 = 342,706.47/x
  3. Step 3: Cross multiply
    444,873.39x = 614,204.16 × 342,706.47
  4. Step 4: Simplify right side
    444,873.39x = 210,491,739,532.92
  5. Step 5: Solve for x
    x = 210,491,739,532.92/444,873.39
  6. Step 6: Final answer
    x = 473,149.76

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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.