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Finding the Fourth Proportional to 300,551.07, 414,760.58 and 164,593.47

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Solution

The fourth proportional to 300,551.07, 414,760.58 and 164,593.47 is: 227,139.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,551.07 : 414,760.58 = 164,593.47 : x
  2. Step 2: Convert to fraction form
    300,551.07/414,760.58 = 164,593.47/x
  3. Step 3: Cross multiply
    300,551.07x = 414,760.58 × 164,593.47
  4. Step 4: Simplify right side
    300,551.07x = 68,266,885,356.86
  5. Step 5: Solve for x
    x = 68,266,885,356.86/300,551.07
  6. Step 6: Final answer
    x = 227,139.05

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1.5x scale

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.