Home / 668,600.50-1,003,048.38-247,876.42

Finding the Fourth Proportional to 668,600.50, 1,003,048.38 and 247,876.42

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Solution

The fourth proportional to 668,600.50, 1,003,048.38 and 247,876.42 is: 371,869.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,600.50 : 1,003,048.38 = 247,876.42 : x
  2. Step 2: Convert to fraction form
    668,600.50/1,003,048.38 = 247,876.42/x
  3. Step 3: Cross multiply
    668,600.50x = 1,003,048.38 × 247,876.42
  4. Step 4: Simplify right side
    668,600.50x = 248,632,041,521.20
  5. Step 5: Solve for x
    x = 248,632,041,521.20/668,600.50
  6. Step 6: Final answer
    x = 371,869.36

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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.