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Finding the Fourth Proportional to 335,692.16, 503,418.30 and 111,011.12

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Solution

The fourth proportional to 335,692.16, 503,418.30 and 111,011.12 is: 166,477.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,692.16 : 503,418.30 = 111,011.12 : x
  2. Step 2: Convert to fraction form
    335,692.16/503,418.30 = 111,011.12/x
  3. Step 3: Cross multiply
    335,692.16x = 503,418.30 × 111,011.12
  4. Step 4: Simplify right side
    335,692.16x = 55,885,026,794.40
  5. Step 5: Solve for x
    x = 55,885,026,794.40/335,692.16
  6. Step 6: Final answer
    x = 166,477.01

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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.