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Finding the Fourth Proportional to 365,980.64, 549,023.42 and 113,283.32

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Solution

The fourth proportional to 365,980.64, 549,023.42 and 113,283.32 is: 169,941.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,980.64 : 549,023.42 = 113,283.32 : x
  2. Step 2: Convert to fraction form
    365,980.64/549,023.42 = 113,283.32/x
  3. Step 3: Cross multiply
    365,980.64x = 549,023.42 × 113,283.32
  4. Step 4: Simplify right side
    365,980.64x = 62,195,193,313.45
  5. Step 5: Solve for x
    x = 62,195,193,313.45/365,980.64
  6. Step 6: Final answer
    x = 169,941.21

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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.