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Finding the Fourth Proportional to 453,579.67, 625,916.59 and 249,649.95

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Solution

The fourth proportional to 453,579.67, 625,916.59 and 249,649.95 is: 344,504.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,579.67 : 625,916.59 = 249,649.95 : x
  2. Step 2: Convert to fraction form
    453,579.67/625,916.59 = 249,649.95/x
  3. Step 3: Cross multiply
    453,579.67x = 625,916.59 × 249,649.95
  4. Step 4: Simplify right side
    453,579.67x = 156,260,045,397.67
  5. Step 5: Solve for x
    x = 156,260,045,397.67/453,579.67
  6. Step 6: Final answer
    x = 344,504.08

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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.