Home / 875,865.83-1,313,685.48-276,887.30

Finding the Fourth Proportional to 875,865.83, 1,313,685.48 and 276,887.30

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Solution

The fourth proportional to 875,865.83, 1,313,685.48 and 276,887.30 is: 415,295.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,865.83 : 1,313,685.48 = 276,887.30 : x
  2. Step 2: Convert to fraction form
    875,865.83/1,313,685.48 = 276,887.30/x
  3. Step 3: Cross multiply
    875,865.83x = 1,313,685.48 × 276,887.30
  4. Step 4: Simplify right side
    875,865.83x = 363,742,825,606.40
  5. Step 5: Solve for x
    x = 363,742,825,606.40/875,865.83
  6. Step 6: Final answer
    x = 415,295.14

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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.