Home / 709,986.82-1,064,191.36-540,949.85

Finding the Fourth Proportional to 709,986.82, 1,064,191.36 and 540,949.85

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Solution

The fourth proportional to 709,986.82, 1,064,191.36 and 540,949.85 is: 810,823.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,986.82 : 1,064,191.36 = 540,949.85 : x
  2. Step 2: Convert to fraction form
    709,986.82/1,064,191.36 = 540,949.85/x
  3. Step 3: Cross multiply
    709,986.82x = 1,064,191.36 × 540,949.85
  4. Step 4: Simplify right side
    709,986.82x = 575,674,151,242.34
  5. Step 5: Solve for x
    x = 575,674,151,242.34/709,986.82
  6. Step 6: Final answer
    x = 810,823.72

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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.