Home / 467,743.73-645,487.91-252,885.32

Finding the Fourth Proportional to 467,743.73, 645,487.91 and 252,885.32

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Solution

The fourth proportional to 467,743.73, 645,487.91 and 252,885.32 is: 348,982.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,743.73 : 645,487.91 = 252,885.32 : x
  2. Step 2: Convert to fraction form
    467,743.73/645,487.91 = 252,885.32/x
  3. Step 3: Cross multiply
    467,743.73x = 645,487.91 × 252,885.32
  4. Step 4: Simplify right side
    467,743.73x = 163,234,416,676.48
  5. Step 5: Solve for x
    x = 163,234,416,676.48/467,743.73
  6. Step 6: Final answer
    x = 348,982.59

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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.