Home / 467,743.23-645,487.22-252,884.82

Finding the Fourth Proportional to 467,743.23, 645,487.22 and 252,884.82

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Solution

The fourth proportional to 467,743.23, 645,487.22 and 252,884.82 is: 348,981.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,743.23 : 645,487.22 = 252,884.82 : x
  2. Step 2: Convert to fraction form
    467,743.23/645,487.22 = 252,884.82/x
  3. Step 3: Cross multiply
    467,743.23x = 645,487.22 × 252,884.82
  4. Step 4: Simplify right side
    467,743.23x = 163,233,919,442.00
  5. Step 5: Solve for x
    x = 163,233,919,442.00/467,743.23
  6. Step 6: Final answer
    x = 348,981.90

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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.