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Finding the Fourth Proportional to 365,679.38, 548,587.74 and 166,013.84

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Solution

The fourth proportional to 365,679.38, 548,587.74 and 166,013.84 is: 249,051.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,679.38 : 548,587.74 = 166,013.84 : x
  2. Step 2: Convert to fraction form
    365,679.38/548,587.74 = 166,013.84/x
  3. Step 3: Cross multiply
    365,679.38x = 548,587.74 × 166,013.84
  4. Step 4: Simplify right side
    365,679.38x = 91,073,157,294.32
  5. Step 5: Solve for x
    x = 91,073,157,294.32/365,679.38
  6. Step 6: Final answer
    x = 249,051.94

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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.