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Finding the Fourth Proportional to 335,529.62, 503,605.47 and 169,434.26

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Solution

The fourth proportional to 335,529.62, 503,605.47 and 169,434.26 is: 254,308.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,529.62 : 503,605.47 = 169,434.26 : x
  2. Step 2: Convert to fraction form
    335,529.62/503,605.47 = 169,434.26/x
  3. Step 3: Cross multiply
    335,529.62x = 503,605.47 × 169,434.26
  4. Step 4: Simplify right side
    335,529.62x = 85,328,020,141.40
  5. Step 5: Solve for x
    x = 85,328,020,141.40/335,529.62
  6. Step 6: Final answer
    x = 254,308.46

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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.