Home / 996,511.20-1,494,475.20-356,740.80

Finding the Fourth Proportional to 996,511.20, 1,494,475.20 and 356,740.80

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Solution

The fourth proportional to 996,511.20, 1,494,475.20 and 356,740.80 is: 535,006.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,511.20 : 1,494,475.20 = 356,740.80 : x
  2. Step 2: Convert to fraction form
    996,511.20/1,494,475.20 = 356,740.80/x
  3. Step 3: Cross multiply
    996,511.20x = 1,494,475.20 × 356,740.80
  4. Step 4: Simplify right side
    996,511.20x = 533,140,278,428.16
  5. Step 5: Solve for x
    x = 533,140,278,428.16/996,511.20
  6. Step 6: Final answer
    x = 535,006.81

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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.