Home / 703,366.50-1,052,648.91-447,069.15

Finding the Fourth Proportional to 703,366.50, 1,052,648.91 and 447,069.15

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Solution

The fourth proportional to 703,366.50, 1,052,648.91 and 447,069.15 is: 669,077.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,366.50 : 1,052,648.91 = 447,069.15 : x
  2. Step 2: Convert to fraction form
    703,366.50/1,052,648.91 = 447,069.15/x
  3. Step 3: Cross multiply
    703,366.50x = 1,052,648.91 × 447,069.15
  4. Step 4: Simplify right side
    703,366.50x = 470,606,853,442.13
  5. Step 5: Solve for x
    x = 470,606,853,442.13/703,366.50
  6. Step 6: Final answer
    x = 669,077.72

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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.