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Finding the Fourth Proportional to 632,868.72, 873,352.11 and 342,473.88

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Solution

The fourth proportional to 632,868.72, 873,352.11 and 342,473.88 is: 472,610.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,868.72 : 873,352.11 = 342,473.88 : x
  2. Step 2: Convert to fraction form
    632,868.72/873,352.11 = 342,473.88/x
  3. Step 3: Cross multiply
    632,868.72x = 873,352.11 × 342,473.88
  4. Step 4: Simplify right side
    632,868.72x = 299,100,285,717.89
  5. Step 5: Solve for x
    x = 299,100,285,717.89/632,868.72
  6. Step 6: Final answer
    x = 472,610.32

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1.5x scale

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.