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Finding the Fourth Proportional to 450,998, 622,397.04 and 249,794

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Solution

The fourth proportional to 450,998, 622,397.04 and 249,794 is: 344,726.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,998 : 622,397.04 = 249,794 : x
  2. Step 2: Convert to fraction form
    450,998/622,397.04 = 249,794/x
  3. Step 3: Cross multiply
    450,998x = 622,397.04 × 249,794
  4. Step 4: Simplify right side
    450,998x = 155,471,046,209.76
  5. Step 5: Solve for x
    x = 155,471,046,209.76/450,998
  6. Step 6: Final answer
    x = 344,726.69

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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.