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Finding the Fourth Proportional to 366,514.85, 549,858.36 and 113,782.43

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Solution

The fourth proportional to 366,514.85, 549,858.36 and 113,782.43 is: 170,700.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,514.85 : 549,858.36 = 113,782.43 : x
  2. Step 2: Convert to fraction form
    366,514.85/549,858.36 = 113,782.43/x
  3. Step 3: Cross multiply
    366,514.85x = 549,858.36 × 113,782.43
  4. Step 4: Simplify right side
    366,514.85x = 62,564,220,356.61
  5. Step 5: Solve for x
    x = 62,564,220,356.61/366,514.85
  6. Step 6: Final answer
    x = 170,700.37

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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.