Home / 886,685.98-1,330,216.04-287,600.62

Finding the Fourth Proportional to 886,685.98, 1,330,216.04 and 287,600.62

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Solution

The fourth proportional to 886,685.98, 1,330,216.04 and 287,600.62 is: 431,461.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,685.98 : 1,330,216.04 = 287,600.62 : x
  2. Step 2: Convert to fraction form
    886,685.98/1,330,216.04 = 287,600.62/x
  3. Step 3: Cross multiply
    886,685.98x = 1,330,216.04 × 287,600.62
  4. Step 4: Simplify right side
    886,685.98x = 382,570,956,399.94
  5. Step 5: Solve for x
    x = 382,570,956,399.94/886,685.98
  6. Step 6: Final answer
    x = 431,461.61

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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.