Home / 850,292.65-1,275,618.89-281,641.56

Finding the Fourth Proportional to 850,292.65, 1,275,618.89 and 281,641.56

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Solution

The fourth proportional to 850,292.65, 1,275,618.89 and 281,641.56 is: 422,521.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,292.65 : 1,275,618.89 = 281,641.56 : x
  2. Step 2: Convert to fraction form
    850,292.65/1,275,618.89 = 281,641.56/x
  3. Step 3: Cross multiply
    850,292.65x = 1,275,618.89 × 281,641.56
  4. Step 4: Simplify right side
    850,292.65x = 359,267,290,461.67
  5. Step 5: Solve for x
    x = 359,267,290,461.67/850,292.65
  6. Step 6: Final answer
    x = 422,521.93

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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.