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Finding the Fourth Proportional to 335,877.60, 503,816.40 and 148,889.10

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Solution

The fourth proportional to 335,877.60, 503,816.40 and 148,889.10 is: 223,333.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,877.60 : 503,816.40 = 148,889.10 : x
  2. Step 2: Convert to fraction form
    335,877.60/503,816.40 = 148,889.10/x
  3. Step 3: Cross multiply
    335,877.60x = 503,816.40 × 148,889.10
  4. Step 4: Simplify right side
    335,877.60x = 75,012,770,361.24
  5. Step 5: Solve for x
    x = 75,012,770,361.24/335,877.60
  6. Step 6: Final answer
    x = 223,333.65

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Similar ratio
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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.