Home / 887,460.60-1,331,190.90-729,996.60

Finding the Fourth Proportional to 887,460.60, 1,331,190.90 and 729,996.60

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Solution

The fourth proportional to 887,460.60, 1,331,190.90 and 729,996.60 is: 1,094,994.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,460.60 : 1,331,190.90 = 729,996.60 : x
  2. Step 2: Convert to fraction form
    887,460.60/1,331,190.90 = 729,996.60/x
  3. Step 3: Cross multiply
    887,460.60x = 1,331,190.90 × 729,996.60
  4. Step 4: Simplify right side
    887,460.60x = 971,764,830,950.94
  5. Step 5: Solve for x
    x = 971,764,830,950.94/887,460.60
  6. Step 6: Final answer
    x = 1,094,994.90

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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.