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Finding the Fourth Proportional to 295,502.40, 442,629.60 and 195,710.40

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Solution

The fourth proportional to 295,502.40, 442,629.60 and 195,710.40 is: 293,152.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,502.40 : 442,629.60 = 195,710.40 : x
  2. Step 2: Convert to fraction form
    295,502.40/442,629.60 = 195,710.40/x
  3. Step 3: Cross multiply
    295,502.40x = 442,629.60 × 195,710.40
  4. Step 4: Simplify right side
    295,502.40x = 86,627,216,067.84
  5. Step 5: Solve for x
    x = 86,627,216,067.84/295,502.40
  6. Step 6: Final answer
    x = 293,152.33

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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.