Home / 757,345.80-1,043,910.69-658,977.27

Finding the Fourth Proportional to 757,345.80, 1,043,910.69 and 658,977.27

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Solution

The fourth proportional to 757,345.80, 1,043,910.69 and 658,977.27 is: 908,321.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,345.80 : 1,043,910.69 = 658,977.27 : x
  2. Step 2: Convert to fraction form
    757,345.80/1,043,910.69 = 658,977.27/x
  3. Step 3: Cross multiply
    757,345.80x = 1,043,910.69 × 658,977.27
  4. Step 4: Simplify right side
    757,345.80x = 687,913,416,106.18
  5. Step 5: Solve for x
    x = 687,913,416,106.18/757,345.80
  6. Step 6: Final answer
    x = 908,321.43

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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.