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Finding the Fourth Proportional to 312,683.02, 466,736.22 and 268,593.10

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Solution

The fourth proportional to 312,683.02, 466,736.22 and 268,593.10 is: 400,924.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,683.02 : 466,736.22 = 268,593.10 : x
  2. Step 2: Convert to fraction form
    312,683.02/466,736.22 = 268,593.10/x
  3. Step 3: Cross multiply
    312,683.02x = 466,736.22 × 268,593.10
  4. Step 4: Simplify right side
    312,683.02x = 125,362,128,212.08
  5. Step 5: Solve for x
    x = 125,362,128,212.08/312,683.02
  6. Step 6: Final answer
    x = 400,924.00

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.