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Finding the Fourth Proportional to 361,275.03, 542,248.79 and 183,914.82

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Solution

The fourth proportional to 361,275.03, 542,248.79 and 183,914.82 is: 276,043.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,275.03 : 542,248.79 = 183,914.82 : x
  2. Step 2: Convert to fraction form
    361,275.03/542,248.79 = 183,914.82/x
  3. Step 3: Cross multiply
    361,275.03x = 542,248.79 × 183,914.82
  4. Step 4: Simplify right side
    361,275.03x = 99,727,587,688.49
  5. Step 5: Solve for x
    x = 99,727,587,688.49/361,275.03
  6. Step 6: Final answer
    x = 276,043.40

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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.