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Finding the Fourth Proportional to 632,841.48, 949,266 and 258,864.48

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Solution

The fourth proportional to 632,841.48, 949,266 and 258,864.48 is: 388,298.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,841.48 : 949,266 = 258,864.48 : x
  2. Step 2: Convert to fraction form
    632,841.48/949,266 = 258,864.48/x
  3. Step 3: Cross multiply
    632,841.48x = 949,266 × 258,864.48
  4. Step 4: Simplify right side
    632,841.48x = 245,731,249,471.68
  5. Step 5: Solve for x
    x = 245,731,249,471.68/632,841.48
  6. Step 6: Final answer
    x = 388,298.27

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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.