Home / 803,057.27-1,109,520.74-683,462.39

Finding the Fourth Proportional to 803,057.27, 1,109,520.74 and 683,462.39

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Solution

The fourth proportional to 803,057.27, 1,109,520.74 and 683,462.39 is: 944,285.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,057.27 : 1,109,520.74 = 683,462.39 : x
  2. Step 2: Convert to fraction form
    803,057.27/1,109,520.74 = 683,462.39/x
  3. Step 3: Cross multiply
    803,057.27x = 1,109,520.74 × 683,462.39
  4. Step 4: Simplify right side
    803,057.27x = 758,315,696,714.97
  5. Step 5: Solve for x
    x = 758,315,696,714.97/803,057.27
  6. Step 6: Final answer
    x = 944,285.95

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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.