Home / 880,233.10-1,320,349.65-281,213.80

Finding the Fourth Proportional to 880,233.10, 1,320,349.65 and 281,213.80

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Solution

The fourth proportional to 880,233.10, 1,320,349.65 and 281,213.80 is: 421,820.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,233.10 : 1,320,349.65 = 281,213.80 : x
  2. Step 2: Convert to fraction form
    880,233.10/1,320,349.65 = 281,213.80/x
  3. Step 3: Cross multiply
    880,233.10x = 1,320,349.65 × 281,213.80
  4. Step 4: Simplify right side
    880,233.10x = 371,300,542,405.17
  5. Step 5: Solve for x
    x = 371,300,542,405.17/880,233.10
  6. Step 6: Final answer
    x = 421,820.70

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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.