Home / 467,451.48-645,083.01-252,591.53

Finding the Fourth Proportional to 467,451.48, 645,083.01 and 252,591.53

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Solution

The fourth proportional to 467,451.48, 645,083.01 and 252,591.53 is: 348,576.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,451.48 : 645,083.01 = 252,591.53 : x
  2. Step 2: Convert to fraction form
    467,451.48/645,083.01 = 252,591.53/x
  3. Step 3: Cross multiply
    467,451.48x = 645,083.01 × 252,591.53
  4. Step 4: Simplify right side
    467,451.48x = 162,942,504,822.66
  5. Step 5: Solve for x
    x = 162,942,504,822.66/467,451.48
  6. Step 6: Final answer
    x = 348,576.30

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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.