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Finding the Fourth Proportional to 453,876.26, 626,324.41 and 249,888.43

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Solution

The fourth proportional to 453,876.26, 626,324.41 and 249,888.43 is: 344,832.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,876.26 : 626,324.41 = 249,888.43 : x
  2. Step 2: Convert to fraction form
    453,876.26/626,324.41 = 249,888.43/x
  3. Step 3: Cross multiply
    453,876.26x = 626,324.41 × 249,888.43
  4. Step 4: Simplify right side
    453,876.26x = 156,511,224,580.84
  5. Step 5: Solve for x
    x = 156,511,224,580.84/453,876.26
  6. Step 6: Final answer
    x = 344,832.37

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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.