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Finding the Fourth Proportional to 300,448.90, 414,590.70 and 179,566.12

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Solution

The fourth proportional to 300,448.90, 414,590.70 and 179,566.12 is: 247,784.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,448.90 : 414,590.70 = 179,566.12 : x
  2. Step 2: Convert to fraction form
    300,448.90/414,590.70 = 179,566.12/x
  3. Step 3: Cross multiply
    300,448.90x = 414,590.70 × 179,566.12
  4. Step 4: Simplify right side
    300,448.90x = 74,446,443,387.08
  5. Step 5: Solve for x
    x = 74,446,443,387.08/300,448.90
  6. Step 6: Final answer
    x = 247,784.04

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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.