Home / 456,824.60-685,334.10-141,313.40

Finding the Fourth Proportional to 456,824.60, 685,334.10 and 141,313.40

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Solution

The fourth proportional to 456,824.60, 685,334.10 and 141,313.40 is: 212,000.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,824.60 : 685,334.10 = 141,313.40 : x
  2. Step 2: Convert to fraction form
    456,824.60/685,334.10 = 141,313.40/x
  3. Step 3: Cross multiply
    456,824.60x = 685,334.10 × 141,313.40
  4. Step 4: Simplify right side
    456,824.60x = 96,846,891,806.94
  5. Step 5: Solve for x
    x = 96,846,891,806.94/456,824.60
  6. Step 6: Final answer
    x = 212,000.17

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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.