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Finding the Fourth Proportional to 608,941.60, 914,233.20 and 356,480.80

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Solution

The fourth proportional to 608,941.60, 914,233.20 and 356,480.80 is: 535,201.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,941.60 : 914,233.20 = 356,480.80 : x
  2. Step 2: Convert to fraction form
    608,941.60/914,233.20 = 356,480.80/x
  3. Step 3: Cross multiply
    608,941.60x = 914,233.20 × 356,480.80
  4. Step 4: Simplify right side
    608,941.60x = 325,906,582,522.56
  5. Step 5: Solve for x
    x = 325,906,582,522.56/608,941.60
  6. Step 6: Final answer
    x = 535,201.70

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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.