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Finding the Fourth Proportional to 300,651.04, 450,349.08 and 180,326.41

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Solution

The fourth proportional to 300,651.04, 450,349.08 and 180,326.41 is: 270,113.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,651.04 : 450,349.08 = 180,326.41 : x
  2. Step 2: Convert to fraction form
    300,651.04/450,349.08 = 180,326.41/x
  3. Step 3: Cross multiply
    300,651.04x = 450,349.08 × 180,326.41
  4. Step 4: Simplify right side
    300,651.04x = 81,209,832,843.20
  5. Step 5: Solve for x
    x = 81,209,832,843.20/300,651.04
  6. Step 6: Final answer
    x = 270,113.26

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1.5x scale

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.