Home / 839,065.48-1,258,575.18-207,965.32

Finding the Fourth Proportional to 839,065.48, 1,258,575.18 and 207,965.32

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Solution

The fourth proportional to 839,065.48, 1,258,575.18 and 207,965.32 is: 311,942.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,065.48 : 1,258,575.18 = 207,965.32 : x
  2. Step 2: Convert to fraction form
    839,065.48/1,258,575.18 = 207,965.32/x
  3. Step 3: Cross multiply
    839,065.48x = 1,258,575.18 × 207,965.32
  4. Step 4: Simplify right side
    839,065.48x = 261,739,990,052.76
  5. Step 5: Solve for x
    x = 261,739,990,052.76/839,065.48
  6. Step 6: Final answer
    x = 311,942.27

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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.