Home / 886,597.04-1,330,106.97-287,559.52

Finding the Fourth Proportional to 886,597.04, 1,330,106.97 and 287,559.52

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Solution

The fourth proportional to 886,597.04, 1,330,106.97 and 287,559.52 is: 431,407.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,597.04 : 1,330,106.97 = 287,559.52 : x
  2. Step 2: Convert to fraction form
    886,597.04/1,330,106.97 = 287,559.52/x
  3. Step 3: Cross multiply
    886,597.04x = 1,330,106.97 × 287,559.52
  4. Step 4: Simplify right side
    886,597.04x = 382,484,919,594.94
  5. Step 5: Solve for x
    x = 382,484,919,594.94/886,597.04
  6. Step 6: Final answer
    x = 431,407.85

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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.