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Finding the Fourth Proportional to 288,879.08, 433,469.73 and 118,227.47

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Solution

The fourth proportional to 288,879.08, 433,469.73 and 118,227.47 is: 177,403.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,879.08 : 433,469.73 = 118,227.47 : x
  2. Step 2: Convert to fraction form
    288,879.08/433,469.73 = 118,227.47/x
  3. Step 3: Cross multiply
    288,879.08x = 433,469.73 × 118,227.47
  4. Step 4: Simplify right side
    288,879.08x = 51,248,027,332.13
  5. Step 5: Solve for x
    x = 51,248,027,332.13/288,879.08
  6. Step 6: Final answer
    x = 177,403.04

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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.