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Finding the Fourth Proportional to 555,377.24, 832,893.63 and 200,345.15

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Solution

The fourth proportional to 555,377.24, 832,893.63 and 200,345.15 is: 300,455.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,377.24 : 832,893.63 = 200,345.15 : x
  2. Step 2: Convert to fraction form
    555,377.24/832,893.63 = 200,345.15/x
  3. Step 3: Cross multiply
    555,377.24x = 832,893.63 × 200,345.15
  4. Step 4: Simplify right side
    555,377.24x = 166,866,199,236.40
  5. Step 5: Solve for x
    x = 166,866,199,236.40/555,377.24
  6. Step 6: Final answer
    x = 300,455.60

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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.