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Finding the Fourth Proportional to 637,673.03, 880,028.54 and 351,193.04

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Solution

The fourth proportional to 637,673.03, 880,028.54 and 351,193.04 is: 484,668.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,673.03 : 880,028.54 = 351,193.04 : x
  2. Step 2: Convert to fraction form
    637,673.03/880,028.54 = 351,193.04/x
  3. Step 3: Cross multiply
    637,673.03x = 880,028.54 × 351,193.04
  4. Step 4: Simplify right side
    637,673.03x = 309,059,898,249.36
  5. Step 5: Solve for x
    x = 309,059,898,249.36/637,673.03
  6. Step 6: Final answer
    x = 484,668.29

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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.