Home / 814,558.67-1,221,776.48-334,655.69

Finding the Fourth Proportional to 814,558.67, 1,221,776.48 and 334,655.69

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Solution

The fourth proportional to 814,558.67, 1,221,776.48 and 334,655.69 is: 501,958.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,558.67 : 1,221,776.48 = 334,655.69 : x
  2. Step 2: Convert to fraction form
    814,558.67/1,221,776.48 = 334,655.69/x
  3. Step 3: Cross multiply
    814,558.67x = 1,221,776.48 × 334,655.69
  4. Step 4: Simplify right side
    814,558.67x = 408,874,443,158.01
  5. Step 5: Solve for x
    x = 408,874,443,158.01/814,558.67
  6. Step 6: Final answer
    x = 501,958.25

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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.