Home / 637,866.27-880,223.04-351,380.19

Finding the Fourth Proportional to 637,866.27, 880,223.04 and 351,380.19

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Solution

The fourth proportional to 637,866.27, 880,223.04 and 351,380.19 is: 484,886.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,866.27 : 880,223.04 = 351,380.19 : x
  2. Step 2: Convert to fraction form
    637,866.27/880,223.04 = 351,380.19/x
  3. Step 3: Cross multiply
    637,866.27x = 880,223.04 × 351,380.19
  4. Step 4: Simplify right side
    637,866.27x = 309,292,939,037.58
  5. Step 5: Solve for x
    x = 309,292,939,037.58/637,866.27
  6. Step 6: Final answer
    x = 484,886.81

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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.