Home / 890,070.28-1,334,949.74-250,221.92

Finding the Fourth Proportional to 890,070.28, 1,334,949.74 and 250,221.92

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Solution

The fourth proportional to 890,070.28, 1,334,949.74 and 250,221.92 is: 375,289.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,070.28 : 1,334,949.74 = 250,221.92 : x
  2. Step 2: Convert to fraction form
    890,070.28/1,334,949.74 = 250,221.92/x
  3. Step 3: Cross multiply
    890,070.28x = 1,334,949.74 × 250,221.92
  4. Step 4: Simplify right side
    890,070.28x = 334,033,687,046.30
  5. Step 5: Solve for x
    x = 334,033,687,046.30/890,070.28
  6. Step 6: Final answer
    x = 375,289.11

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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.