Home / 409,223.66-564,757.02-248,085.50

Finding the Fourth Proportional to 409,223.66, 564,757.02 and 248,085.50

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Solution

The fourth proportional to 409,223.66, 564,757.02 and 248,085.50 is: 342,375.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,223.66 : 564,757.02 = 248,085.50 : x
  2. Step 2: Convert to fraction form
    409,223.66/564,757.02 = 248,085.50/x
  3. Step 3: Cross multiply
    409,223.66x = 564,757.02 × 248,085.50
  4. Step 4: Simplify right side
    409,223.66x = 140,108,027,685.21
  5. Step 5: Solve for x
    x = 140,108,027,685.21/409,223.66
  6. Step 6: Final answer
    x = 342,375.19

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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.