Home / 888,790.32-1,333,185.48-489,225.42

Finding the Fourth Proportional to 888,790.32, 1,333,185.48 and 489,225.42

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Solution

The fourth proportional to 888,790.32, 1,333,185.48 and 489,225.42 is: 733,838.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,790.32 : 1,333,185.48 = 489,225.42 : x
  2. Step 2: Convert to fraction form
    888,790.32/1,333,185.48 = 489,225.42/x
  3. Step 3: Cross multiply
    888,790.32x = 1,333,185.48 × 489,225.42
  4. Step 4: Simplify right side
    888,790.32x = 652,228,226,390.90
  5. Step 5: Solve for x
    x = 652,228,226,390.90/888,790.32
  6. Step 6: Final answer
    x = 733,838.13

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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.