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Finding the Fourth Proportional to 275,541.41, 380,264.17 and 183,502.88

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Solution

The fourth proportional to 275,541.41, 380,264.17 and 183,502.88 is: 253,245.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,541.41 : 380,264.17 = 183,502.88 : x
  2. Step 2: Convert to fraction form
    275,541.41/380,264.17 = 183,502.88/x
  3. Step 3: Cross multiply
    275,541.41x = 380,264.17 × 183,502.88
  4. Step 4: Simplify right side
    275,541.41x = 69,779,571,904.78
  5. Step 5: Solve for x
    x = 69,779,571,904.78/275,541.41
  6. Step 6: Final answer
    x = 253,245.32

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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.