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Finding the Fourth Proportional to 453,455.35, 680,336.82 and 200,701.06

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Solution

The fourth proportional to 453,455.35, 680,336.82 and 200,701.06 is: 301,119.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,455.35 : 680,336.82 = 200,701.06 : x
  2. Step 2: Convert to fraction form
    453,455.35/680,336.82 = 200,701.06/x
  3. Step 3: Cross multiply
    453,455.35x = 680,336.82 × 200,701.06
  4. Step 4: Simplify right side
    453,455.35x = 136,544,319,230.19
  5. Step 5: Solve for x
    x = 136,544,319,230.19/453,455.35
  6. Step 6: Final answer
    x = 301,119.66

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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.