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Finding the Fourth Proportional to 887,262.40, 1,330,893.60 and 532,676.80

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Solution

The fourth proportional to 887,262.40, 1,330,893.60 and 532,676.80 is: 799,015.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,262.40 : 1,330,893.60 = 532,676.80 : x
  2. Step 2: Convert to fraction form
    887,262.40/1,330,893.60 = 532,676.80/x
  3. Step 3: Cross multiply
    887,262.40x = 1,330,893.60 × 532,676.80
  4. Step 4: Simplify right side
    887,262.40x = 708,936,143,988.48
  5. Step 5: Solve for x
    x = 708,936,143,988.48/887,262.40
  6. Step 6: Final answer
    x = 799,015.20

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Similar ratio
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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.