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Finding the Fourth Proportional to 292,801.04, 439,382.04 and 115,277.84

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Solution

The fourth proportional to 292,801.04, 439,382.04 and 115,277.84 is: 172,987.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,801.04 : 439,382.04 = 115,277.84 : x
  2. Step 2: Convert to fraction form
    292,801.04/439,382.04 = 115,277.84/x
  3. Step 3: Cross multiply
    292,801.04x = 439,382.04 × 115,277.84
  4. Step 4: Simplify right side
    292,801.04x = 50,651,012,505.99
  5. Step 5: Solve for x
    x = 50,651,012,505.99/292,801.04
  6. Step 6: Final answer
    x = 172,987.82

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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.