Home / 880,234.10-1,320,351.15-281,214.80

Finding the Fourth Proportional to 880,234.10, 1,320,351.15 and 281,214.80

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Solution

The fourth proportional to 880,234.10, 1,320,351.15 and 281,214.80 is: 421,822.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,234.10 : 1,320,351.15 = 281,214.80 : x
  2. Step 2: Convert to fraction form
    880,234.10/1,320,351.15 = 281,214.80/x
  3. Step 3: Cross multiply
    880,234.10x = 1,320,351.15 × 281,214.80
  4. Step 4: Simplify right side
    880,234.10x = 371,302,284,577.02
  5. Step 5: Solve for x
    x = 371,302,284,577.02/880,234.10
  6. Step 6: Final answer
    x = 421,822.20

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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.