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Finding the Fourth Proportional to 404,908.80, 607,297.44 and 180,216.36

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Solution

The fourth proportional to 404,908.80, 607,297.44 and 180,216.36 is: 270,295.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,908.80 : 607,297.44 = 180,216.36 : x
  2. Step 2: Convert to fraction form
    404,908.80/607,297.44 = 180,216.36/x
  3. Step 3: Cross multiply
    404,908.80x = 607,297.44 × 180,216.36
  4. Step 4: Simplify right side
    404,908.80x = 109,444,934,074.12
  5. Step 5: Solve for x
    x = 109,444,934,074.12/404,908.80
  6. Step 6: Final answer
    x = 270,295.27

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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.