Home / 467,933.28-645,747.92-253,073.34

Finding the Fourth Proportional to 467,933.28, 645,747.92 and 253,073.34

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Solution

The fourth proportional to 467,933.28, 645,747.92 and 253,073.34 is: 349,241.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,933.28 : 645,747.92 = 253,073.34 : x
  2. Step 2: Convert to fraction form
    467,933.28/645,747.92 = 253,073.34/x
  3. Step 3: Cross multiply
    467,933.28x = 645,747.92 × 253,073.34
  4. Step 4: Simplify right side
    467,933.28x = 163,421,582,912.45
  5. Step 5: Solve for x
    x = 163,421,582,912.45/467,933.28
  6. Step 6: Final answer
    x = 349,241.21

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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.