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Finding the Fourth Proportional to 557,903.61, 837,211.82 and 202,883.85

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Solution

The fourth proportional to 557,903.61, 837,211.82 and 202,883.85 is: 304,455.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,903.61 : 837,211.82 = 202,883.85 : x
  2. Step 2: Convert to fraction form
    557,903.61/837,211.82 = 202,883.85/x
  3. Step 3: Cross multiply
    557,903.61x = 837,211.82 × 202,883.85
  4. Step 4: Simplify right side
    557,903.61x = 169,856,756,292.69
  5. Step 5: Solve for x
    x = 169,856,756,292.69/557,903.61
  6. Step 6: Final answer
    x = 304,455.38

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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.