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Finding the Fourth Proportional to 467,370.45, 699,579.45 and 366,987.15

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Solution

The fourth proportional to 467,370.45, 699,579.45 and 366,987.15 is: 549,321.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,370.45 : 699,579.45 = 366,987.15 : x
  2. Step 2: Convert to fraction form
    467,370.45/699,579.45 = 366,987.15/x
  3. Step 3: Cross multiply
    467,370.45x = 699,579.45 × 366,987.15
  4. Step 4: Simplify right side
    467,370.45x = 256,736,668,554.07
  5. Step 5: Solve for x
    x = 256,736,668,554.07/467,370.45
  6. Step 6: Final answer
    x = 549,321.57

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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.