Home / 875,395.28-1,312,600.44-276,244.80

Finding the Fourth Proportional to 875,395.28, 1,312,600.44 and 276,244.80

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Solution

The fourth proportional to 875,395.28, 1,312,600.44 and 276,244.80 is: 414,211.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,395.28 : 1,312,600.44 = 276,244.80 : x
  2. Step 2: Convert to fraction form
    875,395.28/1,312,600.44 = 276,244.80/x
  3. Step 3: Cross multiply
    875,395.28x = 1,312,600.44 × 276,244.80
  4. Step 4: Simplify right side
    875,395.28x = 362,599,046,027.71
  5. Step 5: Solve for x
    x = 362,599,046,027.71/875,395.28
  6. Step 6: Final answer
    x = 414,211.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.