Home / 457,601.04-631,531.08-276,402.96

Finding the Fourth Proportional to 457,601.04, 631,531.08 and 276,402.96

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Solution

The fourth proportional to 457,601.04, 631,531.08 and 276,402.96 is: 381,461.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,601.04 : 631,531.08 = 276,402.96 : x
  2. Step 2: Convert to fraction form
    457,601.04/631,531.08 = 276,402.96/x
  3. Step 3: Cross multiply
    457,601.04x = 631,531.08 × 276,402.96
  4. Step 4: Simplify right side
    457,601.04x = 174,557,059,844.00
  5. Step 5: Solve for x
    x = 174,557,059,844.00/457,601.04
  6. Step 6: Final answer
    x = 381,461.24

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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.