Home / 451,832.40-677,661.12-152,281.44

Finding the Fourth Proportional to 451,832.40, 677,661.12 and 152,281.44

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Solution

The fourth proportional to 451,832.40, 677,661.12 and 152,281.44 is: 228,392.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,832.40 : 677,661.12 = 152,281.44 : x
  2. Step 2: Convert to fraction form
    451,832.40/677,661.12 = 152,281.44/x
  3. Step 3: Cross multiply
    451,832.40x = 677,661.12 × 152,281.44
  4. Step 4: Simplify right side
    451,832.40x = 103,195,211,185.61
  5. Step 5: Solve for x
    x = 103,195,211,185.61/451,832.40
  6. Step 6: Final answer
    x = 228,392.68

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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.