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Finding the Fourth Proportional to 335,468.63, 503,190.83 and 145,929.13

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Solution

The fourth proportional to 335,468.63, 503,190.83 and 145,929.13 is: 218,888.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,468.63 : 503,190.83 = 145,929.13 : x
  2. Step 2: Convert to fraction form
    335,468.63/503,190.83 = 145,929.13/x
  3. Step 3: Cross multiply
    335,468.63x = 503,190.83 × 145,929.13
  4. Step 4: Simplify right side
    335,468.63x = 73,430,199,152.72
  5. Step 5: Solve for x
    x = 73,430,199,152.72/335,468.63
  6. Step 6: Final answer
    x = 218,888.42

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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.