Home / 508,929.57-702,561.87-294,028.11

Finding the Fourth Proportional to 508,929.57, 702,561.87 and 294,028.11

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Solution

The fourth proportional to 508,929.57, 702,561.87 and 294,028.11 is: 405,896.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,929.57 : 702,561.87 = 294,028.11 : x
  2. Step 2: Convert to fraction form
    508,929.57/702,561.87 = 294,028.11/x
  3. Step 3: Cross multiply
    508,929.57x = 702,561.87 × 294,028.11
  4. Step 4: Simplify right side
    508,929.57x = 206,572,938,794.17
  5. Step 5: Solve for x
    x = 206,572,938,794.17/508,929.57
  6. Step 6: Final answer
    x = 405,896.91

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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.