Home / 824,465.40-1,236,698.10-792,972.60

Finding the Fourth Proportional to 824,465.40, 1,236,698.10 and 792,972.60

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Solution

The fourth proportional to 824,465.40, 1,236,698.10 and 792,972.60 is: 1,189,458.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,465.40 : 1,236,698.10 = 792,972.60 : x
  2. Step 2: Convert to fraction form
    824,465.40/1,236,698.10 = 792,972.60/x
  3. Step 3: Cross multiply
    824,465.40x = 1,236,698.10 × 792,972.60
  4. Step 4: Simplify right side
    824,465.40x = 980,667,707,772.06
  5. Step 5: Solve for x
    x = 980,667,707,772.06/824,465.40
  6. Step 6: Final answer
    x = 1,189,458.90

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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.