Home / 854,177.67-1,178,796.65-467,018.87

Finding the Fourth Proportional to 854,177.67, 1,178,796.65 and 467,018.87

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Solution

The fourth proportional to 854,177.67, 1,178,796.65 and 467,018.87 is: 644,503.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,177.67 : 1,178,796.65 = 467,018.87 : x
  2. Step 2: Convert to fraction form
    854,177.67/1,178,796.65 = 467,018.87/x
  3. Step 3: Cross multiply
    854,177.67x = 1,178,796.65 × 467,018.87
  4. Step 4: Simplify right side
    854,177.67x = 550,520,271,213.71
  5. Step 5: Solve for x
    x = 550,520,271,213.71/854,177.67
  6. Step 6: Final answer
    x = 644,503.23

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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.