Home / 876,609.95-1,314,908.01-471,991.73

Finding the Fourth Proportional to 876,609.95, 1,314,908.01 and 471,991.73

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Solution

The fourth proportional to 876,609.95, 1,314,908.01 and 471,991.73 is: 707,983.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,609.95 : 1,314,908.01 = 471,991.73 : x
  2. Step 2: Convert to fraction form
    876,609.95/1,314,908.01 = 471,991.73/x
  3. Step 3: Cross multiply
    876,609.95x = 1,314,908.01 × 471,991.73
  4. Step 4: Simplify right side
    876,609.95x = 620,625,699,856.22
  5. Step 5: Solve for x
    x = 620,625,699,856.22/876,609.95
  6. Step 6: Final answer
    x = 707,983.87

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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.