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Finding the Fourth Proportional to 447,140.01, 670,710.39 and 110,180.70

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Solution

The fourth proportional to 447,140.01, 670,710.39 and 110,180.70 is: 165,271.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,140.01 : 670,710.39 = 110,180.70 : x
  2. Step 2: Convert to fraction form
    447,140.01/670,710.39 = 110,180.70/x
  3. Step 3: Cross multiply
    447,140.01x = 670,710.39 × 110,180.70
  4. Step 4: Simplify right side
    447,140.01x = 73,899,340,267.47
  5. Step 5: Solve for x
    x = 73,899,340,267.47/447,140.01
  6. Step 6: Final answer
    x = 165,271.14

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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.