Home / 561,711.28-841,821.72-245,824.24

Finding the Fourth Proportional to 561,711.28, 841,821.72 and 245,824.24

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Solution

The fourth proportional to 561,711.28, 841,821.72 and 245,824.24 is: 368,410.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,711.28 : 841,821.72 = 245,824.24 : x
  2. Step 2: Convert to fraction form
    561,711.28/841,821.72 = 245,824.24/x
  3. Step 3: Cross multiply
    561,711.28x = 841,821.72 × 245,824.24
  4. Step 4: Simplify right side
    561,711.28x = 206,940,184,534.49
  5. Step 5: Solve for x
    x = 206,940,184,534.49/561,711.28
  6. Step 6: Final answer
    x = 368,410.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.