Home / 392,384.28-541,654.74-265,232.10

Finding the Fourth Proportional to 392,384.28, 541,654.74 and 265,232.10

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Solution

The fourth proportional to 392,384.28, 541,654.74 and 265,232.10 is: 366,131.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,384.28 : 541,654.74 = 265,232.10 : x
  2. Step 2: Convert to fraction form
    392,384.28/541,654.74 = 265,232.10/x
  3. Step 3: Cross multiply
    392,384.28x = 541,654.74 × 265,232.10
  4. Step 4: Simplify right side
    392,384.28x = 143,664,224,165.15
  5. Step 5: Solve for x
    x = 143,664,224,165.15/392,384.28
  6. Step 6: Final answer
    x = 366,131.45

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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.