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Finding the Fourth Proportional to 252,793.96, 378,075.52 and 224,909.72

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Solution

The fourth proportional to 252,793.96, 378,075.52 and 224,909.72 is: 336,372.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,793.96 : 378,075.52 = 224,909.72 : x
  2. Step 2: Convert to fraction form
    252,793.96/378,075.52 = 224,909.72/x
  3. Step 3: Cross multiply
    252,793.96x = 378,075.52 × 224,909.72
  4. Step 4: Simplify right side
    252,793.96x = 85,032,859,342.05
  5. Step 5: Solve for x
    x = 85,032,859,342.05/252,793.96
  6. Step 6: Final answer
    x = 336,372.20

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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.