Home / 891,149.91-1,336,190.98-283,675.77

Finding the Fourth Proportional to 891,149.91, 1,336,190.98 and 283,675.77

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Solution

The fourth proportional to 891,149.91, 1,336,190.98 and 283,675.77 is: 425,343.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,149.91 : 1,336,190.98 = 283,675.77 : x
  2. Step 2: Convert to fraction form
    891,149.91/1,336,190.98 = 283,675.77/x
  3. Step 3: Cross multiply
    891,149.91x = 1,336,190.98 × 283,675.77
  4. Step 4: Simplify right side
    891,149.91x = 379,045,003,700.18
  5. Step 5: Solve for x
    x = 379,045,003,700.18/891,149.91
  6. Step 6: Final answer
    x = 425,343.70

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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.