Home / 758,438.32-1,137,725.52-197,477.68

Finding the Fourth Proportional to 758,438.32, 1,137,725.52 and 197,477.68

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Solution

The fourth proportional to 758,438.32, 1,137,725.52 and 197,477.68 is: 296,234.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,438.32 : 1,137,725.52 = 197,477.68 : x
  2. Step 2: Convert to fraction form
    758,438.32/1,137,725.52 = 197,477.68/x
  3. Step 3: Cross multiply
    758,438.32x = 1,137,725.52 × 197,477.68
  4. Step 4: Simplify right side
    758,438.32x = 224,675,396,166.39
  5. Step 5: Solve for x
    x = 224,675,396,166.39/758,438.32
  6. Step 6: Final answer
    x = 296,234.24

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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.