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Finding the Fourth Proportional to 499,020.48, 748,568.64 and 166,596.48

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Solution

The fourth proportional to 499,020.48, 748,568.64 and 166,596.48 is: 249,907.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,020.48 : 748,568.64 = 166,596.48 : x
  2. Step 2: Convert to fraction form
    499,020.48/748,568.64 = 166,596.48/x
  3. Step 3: Cross multiply
    499,020.48x = 748,568.64 × 166,596.48
  4. Step 4: Simplify right side
    499,020.48x = 124,708,900,462.39
  5. Step 5: Solve for x
    x = 124,708,900,462.39/499,020.48
  6. Step 6: Final answer
    x = 249,907.38

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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.