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Finding the Fourth Proportional to 447,300.30, 670,950.45 and 166,802.70

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Solution

The fourth proportional to 447,300.30, 670,950.45 and 166,802.70 is: 250,204.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,300.30 : 670,950.45 = 166,802.70 : x
  2. Step 2: Convert to fraction form
    447,300.30/670,950.45 = 166,802.70/x
  3. Step 3: Cross multiply
    447,300.30x = 670,950.45 × 166,802.70
  4. Step 4: Simplify right side
    447,300.30x = 111,916,346,626.22
  5. Step 5: Solve for x
    x = 111,916,346,626.22/447,300.30
  6. Step 6: Final answer
    x = 250,204.05

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1.5x scale

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.