Home / 854,227.12-1,178,835.54-467,067.52

Finding the Fourth Proportional to 854,227.12, 1,178,835.54 and 467,067.52

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Solution

The fourth proportional to 854,227.12, 1,178,835.54 and 467,067.52 is: 644,554.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,227.12 : 1,178,835.54 = 467,067.52 : x
  2. Step 2: Convert to fraction form
    854,227.12/1,178,835.54 = 467,067.52/x
  3. Step 3: Cross multiply
    854,227.12x = 1,178,835.54 × 467,067.52
  4. Step 4: Simplify right side
    854,227.12x = 550,595,789,875.86
  5. Step 5: Solve for x
    x = 550,595,789,875.86/854,227.12
  6. Step 6: Final answer
    x = 644,554.33

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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.