Home / 489,085.23-733,476.29-236,208.51

Finding the Fourth Proportional to 489,085.23, 733,476.29 and 236,208.51

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Solution

The fourth proportional to 489,085.23, 733,476.29 and 236,208.51 is: 354,239.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,085.23 : 733,476.29 = 236,208.51 : x
  2. Step 2: Convert to fraction form
    489,085.23/733,476.29 = 236,208.51/x
  3. Step 3: Cross multiply
    489,085.23x = 733,476.29 × 236,208.51
  4. Step 4: Simplify right side
    489,085.23x = 173,253,340,400.19
  5. Step 5: Solve for x
    x = 173,253,340,400.19/489,085.23
  6. Step 6: Final answer
    x = 354,239.57

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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.