Home / 909,934.62-1,365,062.37-310,755.34

Finding the Fourth Proportional to 909,934.62, 1,365,062.37 and 310,755.34

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Solution

The fourth proportional to 909,934.62, 1,365,062.37 and 310,755.34 is: 466,187.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,934.62 : 1,365,062.37 = 310,755.34 : x
  2. Step 2: Convert to fraction form
    909,934.62/1,365,062.37 = 310,755.34/x
  3. Step 3: Cross multiply
    909,934.62x = 1,365,062.37 × 310,755.34
  4. Step 4: Simplify right side
    909,934.62x = 424,200,420,910.56
  5. Step 5: Solve for x
    x = 424,200,420,910.56/909,934.62
  6. Step 6: Final answer
    x = 466,187.80

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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.