Home / 824,020.86-1,236,490.56-444,933.57

Finding the Fourth Proportional to 824,020.86, 1,236,490.56 and 444,933.57

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Solution

The fourth proportional to 824,020.86, 1,236,490.56 and 444,933.57 is: 667,648.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,020.86 : 1,236,490.56 = 444,933.57 : x
  2. Step 2: Convert to fraction form
    824,020.86/1,236,490.56 = 444,933.57/x
  3. Step 3: Cross multiply
    824,020.86x = 1,236,490.56 × 444,933.57
  4. Step 4: Simplify right side
    824,020.86x = 550,156,159,132.10
  5. Step 5: Solve for x
    x = 550,156,159,132.10/824,020.86
  6. Step 6: Final answer
    x = 667,648.34

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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.