Home / 849,153.69-1,273,743.54-218,053.53

Finding the Fourth Proportional to 849,153.69, 1,273,743.54 and 218,053.53

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Solution

The fourth proportional to 849,153.69, 1,273,743.54 and 218,053.53 is: 327,083.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,153.69 : 1,273,743.54 = 218,053.53 : x
  2. Step 2: Convert to fraction form
    849,153.69/1,273,743.54 = 218,053.53/x
  3. Step 3: Cross multiply
    849,153.69x = 1,273,743.54 × 218,053.53
  4. Step 4: Simplify right side
    849,153.69x = 277,744,275,211.70
  5. Step 5: Solve for x
    x = 277,744,275,211.70/849,153.69
  6. Step 6: Final answer
    x = 327,083.63

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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.