Home / 467,849.52-645,638.04-263,881.80

Finding the Fourth Proportional to 467,849.52, 645,638.04 and 263,881.80

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Solution

The fourth proportional to 467,849.52, 645,638.04 and 263,881.80 is: 364,160.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,849.52 : 645,638.04 = 263,881.80 : x
  2. Step 2: Convert to fraction form
    467,849.52/645,638.04 = 263,881.80/x
  3. Step 3: Cross multiply
    467,849.52x = 645,638.04 × 263,881.80
  4. Step 4: Simplify right side
    467,849.52x = 170,372,128,143.67
  5. Step 5: Solve for x
    x = 170,372,128,143.67/467,849.52
  6. Step 6: Final answer
    x = 364,160.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.