Home / 668,603.50-1,003,052.88-247,879.42

Finding the Fourth Proportional to 668,603.50, 1,003,052.88 and 247,879.42

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Solution

The fourth proportional to 668,603.50, 1,003,052.88 and 247,879.42 is: 371,873.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,603.50 : 1,003,052.88 = 247,879.42 : x
  2. Step 2: Convert to fraction form
    668,603.50/1,003,052.88 = 247,879.42/x
  3. Step 3: Cross multiply
    668,603.50x = 1,003,052.88 × 247,879.42
  4. Step 4: Simplify right side
    668,603.50x = 248,636,166,123.73
  5. Step 5: Solve for x
    x = 248,636,166,123.73/668,603.50
  6. Step 6: Final answer
    x = 371,873.86

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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.