Home / 890,194.70-1,335,405.22-282,766.31

Finding the Fourth Proportional to 890,194.70, 1,335,405.22 and 282,766.31

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Solution

The fourth proportional to 890,194.70, 1,335,405.22 and 282,766.31 is: 424,185.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,194.70 : 1,335,405.22 = 282,766.31 : x
  2. Step 2: Convert to fraction form
    890,194.70/1,335,405.22 = 282,766.31/x
  3. Step 3: Cross multiply
    890,194.70x = 1,335,405.22 × 282,766.31
  4. Step 4: Simplify right side
    890,194.70x = 377,607,604,037.97
  5. Step 5: Solve for x
    x = 377,607,604,037.97/890,194.70
  6. Step 6: Final answer
    x = 424,185.41

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1.5x scale

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.