Home / 550,963.62-826,444.08-310,968.72

Finding the Fourth Proportional to 550,963.62, 826,444.08 and 310,968.72

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Solution

The fourth proportional to 550,963.62, 826,444.08 and 310,968.72 is: 466,452.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,963.62 : 826,444.08 = 310,968.72 : x
  2. Step 2: Convert to fraction form
    550,963.62/826,444.08 = 310,968.72/x
  3. Step 3: Cross multiply
    550,963.62x = 826,444.08 × 310,968.72
  4. Step 4: Simplify right side
    550,963.62x = 256,998,257,709.18
  5. Step 5: Solve for x
    x = 256,998,257,709.18/550,963.62
  6. Step 6: Final answer
    x = 466,452.32

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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.