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Finding the Fourth Proportional to 353,025, 486,839.22 and 232,268.76

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Solution

The fourth proportional to 353,025, 486,839.22 and 232,268.76 is: 320,310.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,025 : 486,839.22 = 232,268.76 : x
  2. Step 2: Convert to fraction form
    353,025/486,839.22 = 232,268.76/x
  3. Step 3: Cross multiply
    353,025x = 486,839.22 × 232,268.76
  4. Step 4: Simplify right side
    353,025x = 113,077,541,948.77
  5. Step 5: Solve for x
    x = 113,077,541,948.77/353,025
  6. Step 6: Final answer
    x = 320,310.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.