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Finding the Fourth Proportional to 481,798.32, 664,873.04 and 266,934.08

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Solution

The fourth proportional to 481,798.32, 664,873.04 and 266,934.08 is: 368,364.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,798.32 : 664,873.04 = 266,934.08 : x
  2. Step 2: Convert to fraction form
    481,798.32/664,873.04 = 266,934.08/x
  3. Step 3: Cross multiply
    481,798.32x = 664,873.04 × 266,934.08
  4. Step 4: Simplify right side
    481,798.32x = 177,477,273,249.20
  5. Step 5: Solve for x
    x = 177,477,273,249.20/481,798.32
  6. Step 6: Final answer
    x = 368,364.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.