Home / 709,143.44-1,058,184.18-632,716.58

Finding the Fourth Proportional to 709,143.44, 1,058,184.18 and 632,716.58

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Solution

The fourth proportional to 709,143.44, 1,058,184.18 and 632,716.58 is: 944,139.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,143.44 : 1,058,184.18 = 632,716.58 : x
  2. Step 2: Convert to fraction form
    709,143.44/1,058,184.18 = 632,716.58/x
  3. Step 3: Cross multiply
    709,143.44x = 1,058,184.18 × 632,716.58
  4. Step 4: Simplify right side
    709,143.44x = 669,530,675,379.70
  5. Step 5: Solve for x
    x = 669,530,675,379.70/709,143.44
  6. Step 6: Final answer
    x = 944,139.98

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.