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Finding the Fourth Proportional to 532,812.75, 799,613.60 and 252,330.81

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Solution

The fourth proportional to 532,812.75, 799,613.60 and 252,330.81 is: 378,683.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,812.75 : 799,613.60 = 252,330.81 : x
  2. Step 2: Convert to fraction form
    532,812.75/799,613.60 = 252,330.81/x
  3. Step 3: Cross multiply
    532,812.75x = 799,613.60 × 252,330.81
  4. Step 4: Simplify right side
    532,812.75x = 201,767,146,113.36
  5. Step 5: Solve for x
    x = 201,767,146,113.36/532,812.75
  6. Step 6: Final answer
    x = 378,683.03

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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.