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Finding the Fourth Proportional to 295,004.33, 442,503.62 and 84,643.37

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Solution

The fourth proportional to 295,004.33, 442,503.62 and 84,643.37 is: 126,964.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,004.33 : 442,503.62 = 84,643.37 : x
  2. Step 2: Convert to fraction form
    295,004.33/442,503.62 = 84,643.37/x
  3. Step 3: Cross multiply
    295,004.33x = 442,503.62 × 84,643.37
  4. Step 4: Simplify right side
    295,004.33x = 37,454,998,528.65
  5. Step 5: Solve for x
    x = 37,454,998,528.65/295,004.33
  6. Step 6: Final answer
    x = 126,964.23

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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.