Home / 854,355.27-1,178,997.30-467,171.93

Finding the Fourth Proportional to 854,355.27, 1,178,997.30 and 467,171.93

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Solution

The fourth proportional to 854,355.27, 1,178,997.30 and 467,171.93 is: 644,690.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,355.27 : 1,178,997.30 = 467,171.93 : x
  2. Step 2: Convert to fraction form
    854,355.27/1,178,997.30 = 467,171.93/x
  3. Step 3: Cross multiply
    854,355.27x = 1,178,997.30 × 467,171.93
  4. Step 4: Simplify right side
    854,355.27x = 550,794,438,210.80
  5. Step 5: Solve for x
    x = 550,794,438,210.80/854,355.27
  6. Step 6: Final answer
    x = 644,690.16

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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.