Home / 991,238.82-1,367,882.96-583,364.67

Finding the Fourth Proportional to 991,238.82, 1,367,882.96 and 583,364.67

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Solution

The fourth proportional to 991,238.82, 1,367,882.96 and 583,364.67 is: 805,027.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,238.82 : 1,367,882.96 = 583,364.67 : x
  2. Step 2: Convert to fraction form
    991,238.82/1,367,882.96 = 583,364.67/x
  3. Step 3: Cross multiply
    991,238.82x = 1,367,882.96 × 583,364.67
  4. Step 4: Simplify right side
    991,238.82x = 797,974,588,642.20
  5. Step 5: Solve for x
    x = 797,974,588,642.20/991,238.82
  6. Step 6: Final answer
    x = 805,027.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.