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Finding the Fourth Proportional to 366,185.52, 549,356.65 and 113,460.39

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Solution

The fourth proportional to 366,185.52, 549,356.65 and 113,460.39 is: 170,214.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,185.52 : 549,356.65 = 113,460.39 : x
  2. Step 2: Convert to fraction form
    366,185.52/549,356.65 = 113,460.39/x
  3. Step 3: Cross multiply
    366,185.52x = 549,356.65 × 113,460.39
  4. Step 4: Simplify right side
    366,185.52x = 62,330,219,474.44
  5. Step 5: Solve for x
    x = 62,330,219,474.44/366,185.52
  6. Step 6: Final answer
    x = 170,214.87

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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.