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Finding the Fourth Proportional to 605,515.80, 908,200.80 and 250,492.80

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Solution

The fourth proportional to 605,515.80, 908,200.80 and 250,492.80 is: 375,709.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,515.80 : 908,200.80 = 250,492.80 : x
  2. Step 2: Convert to fraction form
    605,515.80/908,200.80 = 250,492.80/x
  3. Step 3: Cross multiply
    605,515.80x = 908,200.80 × 250,492.80
  4. Step 4: Simplify right side
    605,515.80x = 227,497,761,354.24
  5. Step 5: Solve for x
    x = 227,497,761,354.24/605,515.80
  6. Step 6: Final answer
    x = 375,709.04

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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.