Home / 886,885.16-1,330,278.52-788,174.88

Finding the Fourth Proportional to 886,885.16, 1,330,278.52 and 788,174.88

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Solution

The fourth proportional to 886,885.16, 1,330,278.52 and 788,174.88 is: 1,182,218.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,885.16 : 1,330,278.52 = 788,174.88 : x
  2. Step 2: Convert to fraction form
    886,885.16/1,330,278.52 = 788,174.88/x
  3. Step 3: Cross multiply
    886,885.16x = 1,330,278.52 × 788,174.88
  4. Step 4: Simplify right side
    886,885.16x = 1,048,492,112,867.58
  5. Step 5: Solve for x
    x = 1,048,492,112,867.58/886,885.16
  6. Step 6: Final answer
    x = 1,182,218.58

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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.