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Finding the Fourth Proportional to 353,027, 486,841.98 and 232,270.76

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Solution

The fourth proportional to 353,027, 486,841.98 and 232,270.76 is: 320,313.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,027 : 486,841.98 = 232,270.76 : x
  2. Step 2: Convert to fraction form
    353,027/486,841.98 = 232,270.76/x
  3. Step 3: Cross multiply
    353,027x = 486,841.98 × 232,270.76
  4. Step 4: Simplify right side
    353,027x = 113,079,156,694.51
  5. Step 5: Solve for x
    x = 113,079,156,694.51/353,027
  6. Step 6: Final answer
    x = 320,313.05

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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.