Home / 436,084.20-654,126.30-236,500.20

Finding the Fourth Proportional to 436,084.20, 654,126.30 and 236,500.20

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Solution

The fourth proportional to 436,084.20, 654,126.30 and 236,500.20 is: 354,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,084.20 : 654,126.30 = 236,500.20 : x
  2. Step 2: Convert to fraction form
    436,084.20/654,126.30 = 236,500.20/x
  3. Step 3: Cross multiply
    436,084.20x = 654,126.30 × 236,500.20
  4. Step 4: Simplify right side
    436,084.20x = 154,701,000,775.26
  5. Step 5: Solve for x
    x = 154,701,000,775.26/436,084.20
  6. Step 6: Final answer
    x = 354,750.30

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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.