Home / 409,916.20-565,598.34-248,856.04

Finding the Fourth Proportional to 409,916.20, 565,598.34 and 248,856.04

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Solution

The fourth proportional to 409,916.20, 565,598.34 and 248,856.04 is: 343,369.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,916.20 : 565,598.34 = 248,856.04 : x
  2. Step 2: Convert to fraction form
    409,916.20/565,598.34 = 248,856.04/x
  3. Step 3: Cross multiply
    409,916.20x = 565,598.34 × 248,856.04
  4. Step 4: Simplify right side
    409,916.20x = 140,752,563,122.97
  5. Step 5: Solve for x
    x = 140,752,563,122.97/409,916.20
  6. Step 6: Final answer
    x = 343,369.12

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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.