Home / 558,963.42-842,211.38-461,310.90

Finding the Fourth Proportional to 558,963.42, 842,211.38 and 461,310.90

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Solution

The fourth proportional to 558,963.42, 842,211.38 and 461,310.90 is: 695,074.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,963.42 : 842,211.38 = 461,310.90 : x
  2. Step 2: Convert to fraction form
    558,963.42/842,211.38 = 461,310.90/x
  3. Step 3: Cross multiply
    558,963.42x = 842,211.38 × 461,310.90
  4. Step 4: Simplify right side
    558,963.42x = 388,521,289,698.04
  5. Step 5: Solve for x
    x = 388,521,289,698.04/558,963.42
  6. Step 6: Final answer
    x = 695,074.63

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.