Home / 415,834.20-573,858.67-243,876.19

Finding the Fourth Proportional to 415,834.20, 573,858.67 and 243,876.19

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Solution

The fourth proportional to 415,834.20, 573,858.67 and 243,876.19 is: 336,553.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,834.20 : 573,858.67 = 243,876.19 : x
  2. Step 2: Convert to fraction form
    415,834.20/573,858.67 = 243,876.19/x
  3. Step 3: Cross multiply
    415,834.20x = 573,858.67 × 243,876.19
  4. Step 4: Simplify right side
    415,834.20x = 139,950,466,038.07
  5. Step 5: Solve for x
    x = 139,950,466,038.07/415,834.20
  6. Step 6: Final answer
    x = 336,553.53

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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.