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Finding the Fourth Proportional to 295,064.26, 442,595.59 and 126,475.27

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Solution

The fourth proportional to 295,064.26, 442,595.59 and 126,475.27 is: 189,712.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,064.26 : 442,595.59 = 126,475.27 : x
  2. Step 2: Convert to fraction form
    295,064.26/442,595.59 = 126,475.27/x
  3. Step 3: Cross multiply
    295,064.26x = 442,595.59 × 126,475.27
  4. Step 4: Simplify right side
    295,064.26x = 55,977,396,746.06
  5. Step 5: Solve for x
    x = 55,977,396,746.06/295,064.26
  6. Step 6: Final answer
    x = 189,712.56

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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.