Home / 456,724.43-685,152.29-141,205.94

Finding the Fourth Proportional to 456,724.43, 685,152.29 and 141,205.94

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Solution

The fourth proportional to 456,724.43, 685,152.29 and 141,205.94 is: 211,829.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,724.43 : 685,152.29 = 141,205.94 : x
  2. Step 2: Convert to fraction form
    456,724.43/685,152.29 = 141,205.94/x
  3. Step 3: Cross multiply
    456,724.43x = 685,152.29 × 141,205.94
  4. Step 4: Simplify right side
    456,724.43x = 96,747,573,152.60
  5. Step 5: Solve for x
    x = 96,747,573,152.60/456,724.43
  6. Step 6: Final answer
    x = 211,829.21

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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.