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Finding the Fourth Proportional to 240,918.48, 332,486.46 and 133,498.80

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Solution

The fourth proportional to 240,918.48, 332,486.46 and 133,498.80 is: 184,238.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,918.48 : 332,486.46 = 133,498.80 : x
  2. Step 2: Convert to fraction form
    240,918.48/332,486.46 = 133,498.80/x
  3. Step 3: Cross multiply
    240,918.48x = 332,486.46 × 133,498.80
  4. Step 4: Simplify right side
    240,918.48x = 44,386,543,426.25
  5. Step 5: Solve for x
    x = 44,386,543,426.25/240,918.48
  6. Step 6: Final answer
    x = 184,238.85

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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.