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Finding the Fourth Proportional to 446,744.84, 670,200.28 and 147,246.46

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Solution

The fourth proportional to 446,744.84, 670,200.28 and 147,246.46 is: 220,897.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,744.84 : 670,200.28 = 147,246.46 : x
  2. Step 2: Convert to fraction form
    446,744.84/670,200.28 = 147,246.46/x
  3. Step 3: Cross multiply
    446,744.84x = 670,200.28 × 147,246.46
  4. Step 4: Simplify right side
    446,744.84x = 98,684,618,721.01
  5. Step 5: Solve for x
    x = 98,684,618,721.01/446,744.84
  6. Step 6: Final answer
    x = 220,897.05

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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.