Home / 424,830.03-637,058.07-225,104.38

Finding the Fourth Proportional to 424,830.03, 637,058.07 and 225,104.38

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Solution

The fourth proportional to 424,830.03, 637,058.07 and 225,104.38 is: 337,557.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,830.03 : 637,058.07 = 225,104.38 : x
  2. Step 2: Convert to fraction form
    424,830.03/637,058.07 = 225,104.38/x
  3. Step 3: Cross multiply
    424,830.03x = 637,058.07 × 225,104.38
  4. Step 4: Simplify right side
    424,830.03x = 143,404,561,122.84
  5. Step 5: Solve for x
    x = 143,404,561,122.84/424,830.03
  6. Step 6: Final answer
    x = 337,557.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.