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Finding the Fourth Proportional to 453,300.66, 625,542.21 and 249,351.39

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Solution

The fourth proportional to 453,300.66, 625,542.21 and 249,351.39 is: 344,097.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,300.66 : 625,542.21 = 249,351.39 : x
  2. Step 2: Convert to fraction form
    453,300.66/625,542.21 = 249,351.39/x
  3. Step 3: Cross multiply
    453,300.66x = 625,542.21 × 249,351.39
  4. Step 4: Simplify right side
    453,300.66x = 155,979,819,567.17
  5. Step 5: Solve for x
    x = 155,979,819,567.17/453,300.66
  6. Step 6: Final answer
    x = 344,097.93

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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.