Home / 454,308.19-626,946.21-273,022.90

Finding the Fourth Proportional to 454,308.19, 626,946.21 and 273,022.90

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Solution

The fourth proportional to 454,308.19, 626,946.21 and 273,022.90 is: 376,772.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,308.19 : 626,946.21 = 273,022.90 : x
  2. Step 2: Convert to fraction form
    454,308.19/626,946.21 = 273,022.90/x
  3. Step 3: Cross multiply
    454,308.19x = 626,946.21 × 273,022.90
  4. Step 4: Simplify right side
    454,308.19x = 171,170,672,398.21
  5. Step 5: Solve for x
    x = 171,170,672,398.21/454,308.19
  6. Step 6: Final answer
    x = 376,772.15

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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.