Home / 713,861.88-1,071,073.20-314,222.49

Finding the Fourth Proportional to 713,861.88, 1,071,073.20 and 314,222.49

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Solution

The fourth proportional to 713,861.88, 1,071,073.20 and 314,222.49 is: 471,457.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,861.88 : 1,071,073.20 = 314,222.49 : x
  2. Step 2: Convert to fraction form
    713,861.88/1,071,073.20 = 314,222.49/x
  3. Step 3: Cross multiply
    713,861.88x = 1,071,073.20 × 314,222.49
  4. Step 4: Simplify right side
    713,861.88x = 336,555,287,876.27
  5. Step 5: Solve for x
    x = 336,555,287,876.27/713,861.88
  6. Step 6: Final answer
    x = 471,457.15

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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.