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Finding the Fourth Proportional to 297,335.48, 410,663.52 and 195,814.75

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Solution

The fourth proportional to 297,335.48, 410,663.52 and 195,814.75 is: 270,448.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,335.48 : 410,663.52 = 195,814.75 : x
  2. Step 2: Convert to fraction form
    297,335.48/410,663.52 = 195,814.75/x
  3. Step 3: Cross multiply
    297,335.48x = 410,663.52 × 195,814.75
  4. Step 4: Simplify right side
    297,335.48x = 80,413,974,502.92
  5. Step 5: Solve for x
    x = 80,413,974,502.92/297,335.48
  6. Step 6: Final answer
    x = 270,448.63

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1.5x scale

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.