Home / 803,562.24-1,108,905.60-440,989.44

Finding the Fourth Proportional to 803,562.24, 1,108,905.60 and 440,989.44

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Solution

The fourth proportional to 803,562.24, 1,108,905.60 and 440,989.44 is: 608,559.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,562.24 : 1,108,905.60 = 440,989.44 : x
  2. Step 2: Convert to fraction form
    803,562.24/1,108,905.60 = 440,989.44/x
  3. Step 3: Cross multiply
    803,562.24x = 1,108,905.60 × 440,989.44
  4. Step 4: Simplify right side
    803,562.24x = 489,015,659,556.86
  5. Step 5: Solve for x
    x = 489,015,659,556.86/803,562.24
  6. Step 6: Final answer
    x = 608,559.78

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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.