Home / 451,622.92-677,435.55-152,313.74

Finding the Fourth Proportional to 451,622.92, 677,435.55 and 152,313.74

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Solution

The fourth proportional to 451,622.92, 677,435.55 and 152,313.74 is: 228,471.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,622.92 : 677,435.55 = 152,313.74 : x
  2. Step 2: Convert to fraction form
    451,622.92/677,435.55 = 152,313.74/x
  3. Step 3: Cross multiply
    451,622.92x = 677,435.55 × 152,313.74
  4. Step 4: Simplify right side
    451,622.92x = 103,182,743,573.54
  5. Step 5: Solve for x
    x = 103,182,743,573.54/451,622.92
  6. Step 6: Final answer
    x = 228,471.01

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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.