Home / 397,196.76-548,005.48-246,381.24

Finding the Fourth Proportional to 397,196.76, 548,005.48 and 246,381.24

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Solution

The fourth proportional to 397,196.76, 548,005.48 and 246,381.24 is: 339,927.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,196.76 : 548,005.48 = 246,381.24 : x
  2. Step 2: Convert to fraction form
    397,196.76/548,005.48 = 246,381.24/x
  3. Step 3: Cross multiply
    397,196.76x = 548,005.48 × 246,381.24
  4. Step 4: Simplify right side
    397,196.76x = 135,018,269,689.20
  5. Step 5: Solve for x
    x = 135,018,269,689.20/397,196.76
  6. Step 6: Final answer
    x = 339,927.92

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Double scale
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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.