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Finding the Fourth Proportional to 854,562.29, 1,179,265.03 and 467,364.47

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Solution

The fourth proportional to 854,562.29, 1,179,265.03 and 467,364.47 is: 644,946.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,562.29 : 1,179,265.03 = 467,364.47 : x
  2. Step 2: Convert to fraction form
    854,562.29/1,179,265.03 = 467,364.47/x
  3. Step 3: Cross multiply
    854,562.29x = 1,179,265.03 × 467,364.47
  4. Step 4: Simplify right side
    854,562.29x = 551,146,568,670.75
  5. Step 5: Solve for x
    x = 551,146,568,670.75/854,562.29
  6. Step 6: Final answer
    x = 644,946.05

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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.