Home / 766,548.69-1,149,991.32-226,762.71

Finding the Fourth Proportional to 766,548.69, 1,149,991.32 and 226,762.71

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Solution

The fourth proportional to 766,548.69, 1,149,991.32 and 226,762.71 is: 340,193.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,548.69 : 1,149,991.32 = 226,762.71 : x
  2. Step 2: Convert to fraction form
    766,548.69/1,149,991.32 = 226,762.71/x
  3. Step 3: Cross multiply
    766,548.69x = 1,149,991.32 × 226,762.71
  4. Step 4: Simplify right side
    766,548.69x = 260,775,148,199.68
  5. Step 5: Solve for x
    x = 260,775,148,199.68/766,548.69
  6. Step 6: Final answer
    x = 340,193.85

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1.5x scale

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.