Home / 493,848.12-681,513.03-267,493.62

Finding the Fourth Proportional to 493,848.12, 681,513.03 and 267,493.62

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Solution

The fourth proportional to 493,848.12, 681,513.03 and 267,493.62 is: 369,142.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,848.12 : 681,513.03 = 267,493.62 : x
  2. Step 2: Convert to fraction form
    493,848.12/681,513.03 = 267,493.62/x
  3. Step 3: Cross multiply
    493,848.12x = 681,513.03 × 267,493.62
  4. Step 4: Simplify right side
    493,848.12x = 182,300,387,471.87
  5. Step 5: Solve for x
    x = 182,300,387,471.87/493,848.12
  6. Step 6: Final answer
    x = 369,142.62

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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.