Home / 220,450.12-330,730.70-62,678.58

Finding the Fourth Proportional to 220,450.12, 330,730.70 and 62,678.58

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Solution

The fourth proportional to 220,450.12, 330,730.70 and 62,678.58 is: 94,033.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,450.12 : 330,730.70 = 62,678.58 : x
  2. Step 2: Convert to fraction form
    220,450.12/330,730.70 = 62,678.58/x
  3. Step 3: Cross multiply
    220,450.12x = 330,730.70 × 62,678.58
  4. Step 4: Simplify right side
    220,450.12x = 20,729,729,084.77
  5. Step 5: Solve for x
    x = 20,729,729,084.77/220,450.12
  6. Step 6: Final answer
    x = 94,033.65

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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.