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Finding the Fourth Proportional to 365,697.23, 548,598.32 and 112,999.79

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Solution

The fourth proportional to 365,697.23, 548,598.32 and 112,999.79 is: 169,515.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,697.23 : 548,598.32 = 112,999.79 : x
  2. Step 2: Convert to fraction form
    365,697.23/548,598.32 = 112,999.79/x
  3. Step 3: Cross multiply
    365,697.23x = 548,598.32 × 112,999.79
  4. Step 4: Simplify right side
    365,697.23x = 61,991,494,954.35
  5. Step 5: Solve for x
    x = 61,991,494,954.35/365,697.23
  6. Step 6: Final answer
    x = 169,515.90

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1.5x scale

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.