Home / 915,790.20-1,373,404.14-633,296.10

Finding the Fourth Proportional to 915,790.20, 1,373,404.14 and 633,296.10

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Solution

The fourth proportional to 915,790.20, 1,373,404.14 and 633,296.10 is: 949,749.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,790.20 : 1,373,404.14 = 633,296.10 : x
  2. Step 2: Convert to fraction form
    915,790.20/1,373,404.14 = 633,296.10/x
  3. Step 3: Cross multiply
    915,790.20x = 1,373,404.14 × 633,296.10
  4. Step 4: Simplify right side
    915,790.20x = 869,771,485,585.85
  5. Step 5: Solve for x
    x = 869,771,485,585.85/915,790.20
  6. Step 6: Final answer
    x = 949,749.72

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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.