Home / 875,557.54-1,313,336.55-210,709.54

Finding the Fourth Proportional to 875,557.54, 1,313,336.55 and 210,709.54

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Solution

The fourth proportional to 875,557.54, 1,313,336.55 and 210,709.54 is: 316,064.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,557.54 : 1,313,336.55 = 210,709.54 : x
  2. Step 2: Convert to fraction form
    875,557.54/1,313,336.55 = 210,709.54/x
  3. Step 3: Cross multiply
    875,557.54x = 1,313,336.55 × 210,709.54
  4. Step 4: Simplify right side
    875,557.54x = 276,732,540,315.69
  5. Step 5: Solve for x
    x = 276,732,540,315.69/875,557.54
  6. Step 6: Final answer
    x = 316,064.37

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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.