Home / 880,232.60-1,320,348.90-281,213.30

Finding the Fourth Proportional to 880,232.60, 1,320,348.90 and 281,213.30

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Solution

The fourth proportional to 880,232.60, 1,320,348.90 and 281,213.30 is: 421,819.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,232.60 : 1,320,348.90 = 281,213.30 : x
  2. Step 2: Convert to fraction form
    880,232.60/1,320,348.90 = 281,213.30/x
  3. Step 3: Cross multiply
    880,232.60x = 1,320,348.90 × 281,213.30
  4. Step 4: Simplify right side
    880,232.60x = 371,299,671,320.37
  5. Step 5: Solve for x
    x = 371,299,671,320.37/880,232.60
  6. Step 6: Final answer
    x = 421,819.95

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1.5x scale

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.