Home / 798,156.63-1,196,195.31-324,288

Finding the Fourth Proportional to 798,156.63, 1,196,195.31 and 324,288

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Solution

The fourth proportional to 798,156.63, 1,196,195.31 and 324,288 is: 486,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,156.63 : 1,196,195.31 = 324,288 : x
  2. Step 2: Convert to fraction form
    798,156.63/1,196,195.31 = 324,288/x
  3. Step 3: Cross multiply
    798,156.63x = 1,196,195.31 × 324,288
  4. Step 4: Simplify right side
    798,156.63x = 387,911,784,689.28
  5. Step 5: Solve for x
    x = 387,911,784,689.28/798,156.63
  6. Step 6: Final answer
    x = 486,009.60

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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.