Home / 693,449.42-1,040,099.61-470,242.58

Finding the Fourth Proportional to 693,449.42, 1,040,099.61 and 470,242.58

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Solution

The fourth proportional to 693,449.42, 1,040,099.61 and 470,242.58 is: 705,313.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,449.42 : 1,040,099.61 = 470,242.58 : x
  2. Step 2: Convert to fraction form
    693,449.42/1,040,099.61 = 470,242.58/x
  3. Step 3: Cross multiply
    693,449.42x = 1,040,099.61 × 470,242.58
  4. Step 4: Simplify right side
    693,449.42x = 489,099,124,063.39
  5. Step 5: Solve for x
    x = 489,099,124,063.39/693,449.42
  6. Step 6: Final answer
    x = 705,313.34

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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.