Home / 451,110.41-676,816.67-147,518.56

Finding the Fourth Proportional to 451,110.41, 676,816.67 and 147,518.56

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Solution

The fourth proportional to 451,110.41, 676,816.67 and 147,518.56 is: 221,327.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,110.41 : 676,816.67 = 147,518.56 : x
  2. Step 2: Convert to fraction form
    451,110.41/676,816.67 = 147,518.56/x
  3. Step 3: Cross multiply
    451,110.41x = 676,816.67 × 147,518.56
  4. Step 4: Simplify right side
    451,110.41x = 99,843,020,542.40
  5. Step 5: Solve for x
    x = 99,843,020,542.40/451,110.41
  6. Step 6: Final answer
    x = 221,327.24

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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.