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Finding the Fourth Proportional to 429,842.66, 593,189.04 and 236,268.28

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Solution

The fourth proportional to 429,842.66, 593,189.04 and 236,268.28 is: 326,053.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,842.66 : 593,189.04 = 236,268.28 : x
  2. Step 2: Convert to fraction form
    429,842.66/593,189.04 = 236,268.28/x
  3. Step 3: Cross multiply
    429,842.66x = 593,189.04 × 236,268.28
  4. Step 4: Simplify right side
    429,842.66x = 140,151,754,195.65
  5. Step 5: Solve for x
    x = 140,151,754,195.65/429,842.66
  6. Step 6: Final answer
    x = 326,053.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.