Home / 404,127.29-557,402.51-274,835.95

Finding the Fourth Proportional to 404,127.29, 557,402.51 and 274,835.95

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Solution

The fourth proportional to 404,127.29, 557,402.51 and 274,835.95 is: 379,074.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,127.29 : 557,402.51 = 274,835.95 : x
  2. Step 2: Convert to fraction form
    404,127.29/557,402.51 = 274,835.95/x
  3. Step 3: Cross multiply
    404,127.29x = 557,402.51 × 274,835.95
  4. Step 4: Simplify right side
    404,127.29x = 153,194,247,661.82
  5. Step 5: Solve for x
    x = 153,194,247,661.82/404,127.29
  6. Step 6: Final answer
    x = 379,074.24

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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.