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Finding the Fourth Proportional to 633,182.70, 873,793.53 and 342,797.32

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Solution

The fourth proportional to 633,182.70, 873,793.53 and 342,797.32 is: 473,061.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,182.70 : 873,793.53 = 342,797.32 : x
  2. Step 2: Convert to fraction form
    633,182.70/873,793.53 = 342,797.32/x
  3. Step 3: Cross multiply
    633,182.70x = 873,793.53 × 342,797.32
  4. Step 4: Simplify right side
    633,182.70x = 299,534,081,844.97
  5. Step 5: Solve for x
    x = 299,534,081,844.97/633,182.70
  6. Step 6: Final answer
    x = 473,061.07

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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.