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Finding the Fourth Proportional to 440,611.65, 607,990.32 and 246,974.67

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Solution

The fourth proportional to 440,611.65, 607,990.32 and 246,974.67 is: 340,794.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,611.65 : 607,990.32 = 246,974.67 : x
  2. Step 2: Convert to fraction form
    440,611.65/607,990.32 = 246,974.67/x
  3. Step 3: Cross multiply
    440,611.65x = 607,990.32 × 246,974.67
  4. Step 4: Simplify right side
    440,611.65x = 150,158,208,645.19
  5. Step 5: Solve for x
    x = 150,158,208,645.19/440,611.65
  6. Step 6: Final answer
    x = 340,794.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.