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Finding the Fourth Proportional to 467,362.70, 699,567.82 and 366,979.40

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Solution

The fourth proportional to 467,362.70, 699,567.82 and 366,979.40 is: 549,309.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,362.70 : 699,567.82 = 366,979.40 : x
  2. Step 2: Convert to fraction form
    467,362.70/699,567.82 = 366,979.40/x
  3. Step 3: Cross multiply
    467,362.70x = 699,567.82 × 366,979.40
  4. Step 4: Simplify right side
    467,362.70x = 256,726,978,842.91
  5. Step 5: Solve for x
    x = 256,726,978,842.91/467,362.70
  6. Step 6: Final answer
    x = 549,309.94

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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.