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Finding the Fourth Proportional to 333,292.32, 499,990.42 and 108,600.55

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Solution

The fourth proportional to 333,292.32, 499,990.42 and 108,600.55 is: 162,917.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,292.32 : 499,990.42 = 108,600.55 : x
  2. Step 2: Convert to fraction form
    333,292.32/499,990.42 = 108,600.55/x
  3. Step 3: Cross multiply
    333,292.32x = 499,990.42 × 108,600.55
  4. Step 4: Simplify right side
    333,292.32x = 54,299,233,492.51
  5. Step 5: Solve for x
    x = 54,299,233,492.51/333,292.32
  6. Step 6: Final answer
    x = 162,917.75

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1.5x scale

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.