Home / 437,917.28-604,343.78-276,713.51

Finding the Fourth Proportional to 437,917.28, 604,343.78 and 276,713.51

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Solution

The fourth proportional to 437,917.28, 604,343.78 and 276,713.51 is: 381,875.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,917.28 : 604,343.78 = 276,713.51 : x
  2. Step 2: Convert to fraction form
    437,917.28/604,343.78 = 276,713.51/x
  3. Step 3: Cross multiply
    437,917.28x = 604,343.78 × 276,713.51
  4. Step 4: Simplify right side
    437,917.28x = 167,230,084,205.18
  5. Step 5: Solve for x
    x = 167,230,084,205.18/437,917.28
  6. Step 6: Final answer
    x = 381,875.97

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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.