Home / 712,651.13-1,069,044.57-200,314.94

Finding the Fourth Proportional to 712,651.13, 1,069,044.57 and 200,314.94

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Solution

The fourth proportional to 712,651.13, 1,069,044.57 and 200,314.94 is: 300,491.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,651.13 : 1,069,044.57 = 200,314.94 : x
  2. Step 2: Convert to fraction form
    712,651.13/1,069,044.57 = 200,314.94/x
  3. Step 3: Cross multiply
    712,651.13x = 1,069,044.57 × 200,314.94
  4. Step 4: Simplify right side
    712,651.13x = 214,145,593,551.65
  5. Step 5: Solve for x
    x = 214,145,593,551.65/712,651.13
  6. Step 6: Final answer
    x = 300,491.48

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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.