Home / 887,986.20-1,330,885.80-603,676.20

Finding the Fourth Proportional to 887,986.20, 1,330,885.80 and 603,676.20

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Solution

The fourth proportional to 887,986.20, 1,330,885.80 and 603,676.20 is: 904,770.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,986.20 : 1,330,885.80 = 603,676.20 : x
  2. Step 2: Convert to fraction form
    887,986.20/1,330,885.80 = 603,676.20/x
  3. Step 3: Cross multiply
    887,986.20x = 1,330,885.80 × 603,676.20
  4. Step 4: Simplify right side
    887,986.20x = 803,424,082,377.96
  5. Step 5: Solve for x
    x = 803,424,082,377.96/887,986.20
  6. Step 6: Final answer
    x = 904,770.91

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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.