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Finding the Fourth Proportional to 444,870.39, 614,200.02 and 342,703.47

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Solution

The fourth proportional to 444,870.39, 614,200.02 and 342,703.47 is: 473,145.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,870.39 : 614,200.02 = 342,703.47 : x
  2. Step 2: Convert to fraction form
    444,870.39/614,200.02 = 342,703.47/x
  3. Step 3: Cross multiply
    444,870.39x = 614,200.02 × 342,703.47
  4. Step 4: Simplify right side
    444,870.39x = 210,488,478,128.07
  5. Step 5: Solve for x
    x = 210,488,478,128.07/444,870.39
  6. Step 6: Final answer
    x = 473,145.62

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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.