Home / 1,480,944.70-2,221,503.20-416,069.78

Finding the Fourth Proportional to 1,480,944.70, 2,221,503.20 and 416,069.78

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Solution

The fourth proportional to 1,480,944.70, 2,221,503.20 and 416,069.78 is: 624,128.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,944.70 : 2,221,503.20 = 416,069.78 : x
  2. Step 2: Convert to fraction form
    1,480,944.70/2,221,503.20 = 416,069.78/x
  3. Step 3: Cross multiply
    1,480,944.70x = 2,221,503.20 × 416,069.78
  4. Step 4: Simplify right side
    1,480,944.70x = 924,300,345,612.95
  5. Step 5: Solve for x
    x = 924,300,345,612.95/1,480,944.70
  6. Step 6: Final answer
    x = 624,128.87

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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.