Home / 854,999.80-1,282,614.90-294,206.20

Finding the Fourth Proportional to 854,999.80, 1,282,614.90 and 294,206.20

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Solution

The fourth proportional to 854,999.80, 1,282,614.90 and 294,206.20 is: 441,348.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,999.80 : 1,282,614.90 = 294,206.20 : x
  2. Step 2: Convert to fraction form
    854,999.80/1,282,614.90 = 294,206.20/x
  3. Step 3: Cross multiply
    854,999.80x = 1,282,614.90 × 294,206.20
  4. Step 4: Simplify right side
    854,999.80x = 377,353,255,792.38
  5. Step 5: Solve for x
    x = 377,353,255,792.38/854,999.80
  6. Step 6: Final answer
    x = 441,348.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.