Home / 456,222.36-684,099.02-266,724.48

Finding the Fourth Proportional to 456,222.36, 684,099.02 and 266,724.48

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Solution

The fourth proportional to 456,222.36, 684,099.02 and 266,724.48 is: 399,949.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,222.36 : 684,099.02 = 266,724.48 : x
  2. Step 2: Convert to fraction form
    456,222.36/684,099.02 = 266,724.48/x
  3. Step 3: Cross multiply
    456,222.36x = 684,099.02 × 266,724.48
  4. Step 4: Simplify right side
    456,222.36x = 182,465,955,378.01
  5. Step 5: Solve for x
    x = 182,465,955,378.01/456,222.36
  6. Step 6: Final answer
    x = 399,949.61

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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.