Home / 343,827.44-515,941.96-144,132.48

Finding the Fourth Proportional to 343,827.44, 515,941.96 and 144,132.48

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Solution

The fourth proportional to 343,827.44, 515,941.96 and 144,132.48 is: 216,282.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,827.44 : 515,941.96 = 144,132.48 : x
  2. Step 2: Convert to fraction form
    343,827.44/515,941.96 = 144,132.48/x
  3. Step 3: Cross multiply
    343,827.44x = 515,941.96 × 144,132.48
  4. Step 4: Simplify right side
    343,827.44x = 74,363,994,230.86
  5. Step 5: Solve for x
    x = 74,363,994,230.86/343,827.44
  6. Step 6: Final answer
    x = 216,282.90

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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.