Home / 402,112.32-554,607.51-273,150.23

Finding the Fourth Proportional to 402,112.32, 554,607.51 and 273,150.23

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Solution

The fourth proportional to 402,112.32, 554,607.51 and 273,150.23 is: 376,738.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,112.32 : 554,607.51 = 273,150.23 : x
  2. Step 2: Convert to fraction form
    402,112.32/554,607.51 = 273,150.23/x
  3. Step 3: Cross multiply
    402,112.32x = 554,607.51 × 273,150.23
  4. Step 4: Simplify right side
    402,112.32x = 151,491,165,118.88
  5. Step 5: Solve for x
    x = 151,491,165,118.88/402,112.32
  6. Step 6: Final answer
    x = 376,738.44

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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.