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Finding the Fourth Proportional to 450,795, 622,116.54 and 249,591

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Solution

The fourth proportional to 450,795, 622,116.54 and 249,591 is: 344,446.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,795 : 622,116.54 = 249,591 : x
  2. Step 2: Convert to fraction form
    450,795/622,116.54 = 249,591/x
  3. Step 3: Cross multiply
    450,795x = 622,116.54 × 249,591
  4. Step 4: Simplify right side
    450,795x = 155,274,689,335.14
  5. Step 5: Solve for x
    x = 155,274,689,335.14/450,795
  6. Step 6: Final answer
    x = 344,446.34

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1.5x scale

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.