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Finding the Fourth Proportional to 295,004.84, 442,504.37 and 84,643.88

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Solution

The fourth proportional to 295,004.84, 442,504.37 and 84,643.88 is: 126,964.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,004.84 : 442,504.37 = 84,643.88 : x
  2. Step 2: Convert to fraction form
    295,004.84/442,504.37 = 84,643.88/x
  3. Step 3: Cross multiply
    295,004.84x = 442,504.37 × 84,643.88
  4. Step 4: Simplify right side
    295,004.84x = 37,455,284,158.01
  5. Step 5: Solve for x
    x = 37,455,284,158.01/295,004.84
  6. Step 6: Final answer
    x = 126,964.98

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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.