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Finding the Fourth Proportional to 366,185.52, 549,356.68 and 113,460.40

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Solution

The fourth proportional to 366,185.52, 549,356.68 and 113,460.40 is: 170,214.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,185.52 : 549,356.68 = 113,460.40 : x
  2. Step 2: Convert to fraction form
    366,185.52/549,356.68 = 113,460.40/x
  3. Step 3: Cross multiply
    366,185.52x = 549,356.68 × 113,460.40
  4. Step 4: Simplify right side
    366,185.52x = 62,330,228,655.47
  5. Step 5: Solve for x
    x = 62,330,228,655.47/366,185.52
  6. Step 6: Final answer
    x = 170,214.89

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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.