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Finding the Fourth Proportional to 450,794.13, 622,115.33 and 249,590.13

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Solution

The fourth proportional to 450,794.13, 622,115.33 and 249,590.13 is: 344,445.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,794.13 : 622,115.33 = 249,590.13 : x
  2. Step 2: Convert to fraction form
    450,794.13/622,115.33 = 249,590.13/x
  3. Step 3: Cross multiply
    450,794.13x = 622,115.33 × 249,590.13
  4. Step 4: Simplify right side
    450,794.13x = 155,273,846,089.69
  5. Step 5: Solve for x
    x = 155,273,846,089.69/450,794.13
  6. Step 6: Final answer
    x = 344,445.14

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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.