Home / 465,949.90-697,900.38-385,071.24

Finding the Fourth Proportional to 465,949.90, 697,900.38 and 385,071.24

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Solution

The fourth proportional to 465,949.90, 697,900.38 and 385,071.24 is: 576,760.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,949.90 : 697,900.38 = 385,071.24 : x
  2. Step 2: Convert to fraction form
    465,949.90/697,900.38 = 385,071.24/x
  3. Step 3: Cross multiply
    465,949.90x = 697,900.38 × 385,071.24
  4. Step 4: Simplify right side
    465,949.90x = 268,741,364,723.07
  5. Step 5: Solve for x
    x = 268,741,364,723.07/465,949.90
  6. Step 6: Final answer
    x = 576,760.22

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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.