Home / 454,024.80-681,037.20-336,218.40

Finding the Fourth Proportional to 454,024.80, 681,037.20 and 336,218.40

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Solution

The fourth proportional to 454,024.80, 681,037.20 and 336,218.40 is: 504,327.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,024.80 : 681,037.20 = 336,218.40 : x
  2. Step 2: Convert to fraction form
    454,024.80/681,037.20 = 336,218.40/x
  3. Step 3: Cross multiply
    454,024.80x = 681,037.20 × 336,218.40
  4. Step 4: Simplify right side
    454,024.80x = 228,977,237,724.48
  5. Step 5: Solve for x
    x = 228,977,237,724.48/454,024.80
  6. Step 6: Final answer
    x = 504,327.60

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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.