Home / 409,217.41-564,748.38-248,079.25

Finding the Fourth Proportional to 409,217.41, 564,748.38 and 248,079.25

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Solution

The fourth proportional to 409,217.41, 564,748.38 and 248,079.25 is: 342,366.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,217.41 : 564,748.38 = 248,079.25 : x
  2. Step 2: Convert to fraction form
    409,217.41/564,748.38 = 248,079.25/x
  3. Step 3: Cross multiply
    409,217.41x = 564,748.38 × 248,079.25
  4. Step 4: Simplify right side
    409,217.41x = 140,102,354,549.12
  5. Step 5: Solve for x
    x = 140,102,354,549.12/409,217.41
  6. Step 6: Final answer
    x = 342,366.55

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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.