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Finding the Fourth Proportional to 294,713.90, 442,242.39 and 123,923.27

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Solution

The fourth proportional to 294,713.90, 442,242.39 and 123,923.27 is: 185,957.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,713.90 : 442,242.39 = 123,923.27 : x
  2. Step 2: Convert to fraction form
    294,713.90/442,242.39 = 123,923.27/x
  3. Step 3: Cross multiply
    294,713.90x = 442,242.39 × 123,923.27
  4. Step 4: Simplify right side
    294,713.90x = 54,804,121,210.65
  5. Step 5: Solve for x
    x = 54,804,121,210.65/294,713.90
  6. Step 6: Final answer
    x = 185,957.03

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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.