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Finding the Fourth Proportional to 335,909.72, 463,534.20 and 185,006.72

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Solution

The fourth proportional to 335,909.72, 463,534.20 and 185,006.72 is: 255,297.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,909.72 : 463,534.20 = 185,006.72 : x
  2. Step 2: Convert to fraction form
    335,909.72/463,534.20 = 185,006.72/x
  3. Step 3: Cross multiply
    335,909.72x = 463,534.20 × 185,006.72
  4. Step 4: Simplify right side
    335,909.72x = 85,756,941,949.82
  5. Step 5: Solve for x
    x = 85,756,941,949.82/335,909.72
  6. Step 6: Final answer
    x = 255,297.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.