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Finding the Fourth Proportional to 343,010.68, 473,371.62 and 207,042.46

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Solution

The fourth proportional to 343,010.68, 473,371.62 and 207,042.46 is: 285,728.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,010.68 : 473,371.62 = 207,042.46 : x
  2. Step 2: Convert to fraction form
    343,010.68/473,371.62 = 207,042.46/x
  3. Step 3: Cross multiply
    343,010.68x = 473,371.62 × 207,042.46
  4. Step 4: Simplify right side
    343,010.68x = 98,008,024,698.99
  5. Step 5: Solve for x
    x = 98,008,024,698.99/343,010.68
  6. Step 6: Final answer
    x = 285,728.78

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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.