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Finding the Fourth Proportional to 240,909.40, 332,457.78 and 133,480.72

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Solution

The fourth proportional to 240,909.40, 332,457.78 and 133,480.72 is: 184,204.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,909.40 : 332,457.78 = 133,480.72 : x
  2. Step 2: Convert to fraction form
    240,909.40/332,457.78 = 133,480.72/x
  3. Step 3: Cross multiply
    240,909.40x = 332,457.78 × 133,480.72
  4. Step 4: Simplify right side
    240,909.40x = 44,376,703,844.00
  5. Step 5: Solve for x
    x = 44,376,703,844.00/240,909.40
  6. Step 6: Final answer
    x = 184,204.95

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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.