Home / 747,625.85-1,121,602.80-242,100.80

Finding the Fourth Proportional to 747,625.85, 1,121,602.80 and 242,100.80

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Solution

The fourth proportional to 747,625.85, 1,121,602.80 and 242,100.80 is: 363,204.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,625.85 : 1,121,602.80 = 242,100.80 : x
  2. Step 2: Convert to fraction form
    747,625.85/1,121,602.80 = 242,100.80/x
  3. Step 3: Cross multiply
    747,625.85x = 1,121,602.80 × 242,100.80
  4. Step 4: Simplify right side
    747,625.85x = 271,540,935,162.24
  5. Step 5: Solve for x
    x = 271,540,935,162.24/747,625.85
  6. Step 6: Final answer
    x = 363,204.32

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1.5x scale

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.