Home / 451,630.95-677,447.61-152,321.77

Finding the Fourth Proportional to 451,630.95, 677,447.61 and 152,321.77

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Solution

The fourth proportional to 451,630.95, 677,447.61 and 152,321.77 is: 228,483.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,630.95 : 677,447.61 = 152,321.77 : x
  2. Step 2: Convert to fraction form
    451,630.95/677,447.61 = 152,321.77/x
  3. Step 3: Cross multiply
    451,630.95x = 677,447.61 × 152,321.77
  4. Step 4: Simplify right side
    451,630.95x = 103,190,019,037.47
  5. Step 5: Solve for x
    x = 103,190,019,037.47/451,630.95
  6. Step 6: Final answer
    x = 228,483.05

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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.