Home / 851,543.47-1,277,414.03-282,975.31

Finding the Fourth Proportional to 851,543.47, 1,277,414.03 and 282,975.31

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Solution

The fourth proportional to 851,543.47, 1,277,414.03 and 282,975.31 is: 424,495.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,543.47 : 1,277,414.03 = 282,975.31 : x
  2. Step 2: Convert to fraction form
    851,543.47/1,277,414.03 = 282,975.31/x
  3. Step 3: Cross multiply
    851,543.47x = 1,277,414.03 × 282,975.31
  4. Step 4: Simplify right side
    851,543.47x = 361,476,631,137.60
  5. Step 5: Solve for x
    x = 361,476,631,137.60/851,543.47
  6. Step 6: Final answer
    x = 424,495.81

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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.