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Finding the Fourth Proportional to 366,607.95, 549,947.27 and 113,820.57

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Solution

The fourth proportional to 366,607.95, 549,947.27 and 113,820.57 is: 170,741.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,607.95 : 549,947.27 = 113,820.57 : x
  2. Step 2: Convert to fraction form
    366,607.95/549,947.27 = 113,820.57/x
  3. Step 3: Cross multiply
    366,607.95x = 549,947.27 × 113,820.57
  4. Step 4: Simplify right side
    366,607.95x = 62,595,311,741.34
  5. Step 5: Solve for x
    x = 62,595,311,741.34/366,607.95
  6. Step 6: Final answer
    x = 170,741.83

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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.