Home / 446,226.84-669,378.06-142,664.76

Finding the Fourth Proportional to 446,226.84, 669,378.06 and 142,664.76

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Solution

The fourth proportional to 446,226.84, 669,378.06 and 142,664.76 is: 214,009.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,226.84 : 669,378.06 = 142,664.76 : x
  2. Step 2: Convert to fraction form
    446,226.84/669,378.06 = 142,664.76/x
  3. Step 3: Cross multiply
    446,226.84x = 669,378.06 × 142,664.76
  4. Step 4: Simplify right side
    446,226.84x = 95,496,660,279.17
  5. Step 5: Solve for x
    x = 95,496,660,279.17/446,226.84
  6. Step 6: Final answer
    x = 214,009.23

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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.