Home / 932,865.70-1,399,398.54-258,949.84

Finding the Fourth Proportional to 932,865.70, 1,399,398.54 and 258,949.84

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Solution

The fourth proportional to 932,865.70, 1,399,398.54 and 258,949.84 is: 388,452.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,865.70 : 1,399,398.54 = 258,949.84 : x
  2. Step 2: Convert to fraction form
    932,865.70/1,399,398.54 = 258,949.84/x
  3. Step 3: Cross multiply
    932,865.70x = 1,399,398.54 × 258,949.84
  4. Step 4: Simplify right side
    932,865.70x = 362,374,028,029.23
  5. Step 5: Solve for x
    x = 362,374,028,029.23/932,865.70
  6. Step 6: Final answer
    x = 388,452.52

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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.