Home / 454,298.18-626,932.37-273,012.89

Finding the Fourth Proportional to 454,298.18, 626,932.37 and 273,012.89

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Solution

The fourth proportional to 454,298.18, 626,932.37 and 273,012.89 is: 376,758.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,298.18 : 626,932.37 = 273,012.89 : x
  2. Step 2: Convert to fraction form
    454,298.18/626,932.37 = 273,012.89/x
  3. Step 3: Cross multiply
    454,298.18x = 626,932.37 × 273,012.89
  4. Step 4: Simplify right side
    454,298.18x = 171,160,615,716.12
  5. Step 5: Solve for x
    x = 171,160,615,716.12/454,298.18
  6. Step 6: Final answer
    x = 376,758.32

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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.