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Finding the Fourth Proportional to 335,712.80, 503,569.20 and 332,213.60

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Solution

The fourth proportional to 335,712.80, 503,569.20 and 332,213.60 is: 498,320.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,712.80 : 503,569.20 = 332,213.60 : x
  2. Step 2: Convert to fraction form
    335,712.80/503,569.20 = 332,213.60/x
  3. Step 3: Cross multiply
    335,712.80x = 503,569.20 × 332,213.60
  4. Step 4: Simplify right side
    335,712.80x = 167,292,536,781.12
  5. Step 5: Solve for x
    x = 167,292,536,781.12/335,712.80
  6. Step 6: Final answer
    x = 498,320.40

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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.