Home / 854,227.21-1,178,835.67-467,067.61

Finding the Fourth Proportional to 854,227.21, 1,178,835.67 and 467,067.61

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Solution

The fourth proportional to 854,227.21, 1,178,835.67 and 467,067.61 is: 644,554.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,227.21 : 1,178,835.67 = 467,067.61 : x
  2. Step 2: Convert to fraction form
    854,227.21/1,178,835.67 = 467,067.61/x
  3. Step 3: Cross multiply
    854,227.21x = 1,178,835.67 × 467,067.61
  4. Step 4: Simplify right side
    854,227.21x = 550,595,960,818.56
  5. Step 5: Solve for x
    x = 550,595,960,818.56/854,227.21
  6. Step 6: Final answer
    x = 644,554.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.