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Finding the Fourth Proportional to 303,188.27, 454,781.93 and 103,492.08

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Solution

The fourth proportional to 303,188.27, 454,781.93 and 103,492.08 is: 155,237.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,188.27 : 454,781.93 = 103,492.08 : x
  2. Step 2: Convert to fraction form
    303,188.27/454,781.93 = 103,492.08/x
  3. Step 3: Cross multiply
    303,188.27x = 454,781.93 × 103,492.08
  4. Step 4: Simplify right side
    303,188.27x = 47,066,327,364.65
  5. Step 5: Solve for x
    x = 47,066,327,364.65/303,188.27
  6. Step 6: Final answer
    x = 155,237.96

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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.