Home / 451,623.42-677,436.30-152,314.24

Finding the Fourth Proportional to 451,623.42, 677,436.30 and 152,314.24

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Solution

The fourth proportional to 451,623.42, 677,436.30 and 152,314.24 is: 228,471.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,623.42 : 677,436.30 = 152,314.24 : x
  2. Step 2: Convert to fraction form
    451,623.42/677,436.30 = 152,314.24/x
  3. Step 3: Cross multiply
    451,623.42x = 677,436.30 × 152,314.24
  4. Step 4: Simplify right side
    451,623.42x = 103,183,195,182.91
  5. Step 5: Solve for x
    x = 103,183,195,182.91/451,623.42
  6. Step 6: Final answer
    x = 228,471.76

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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.