Home / 872,951.65-1,309,747.32-367,639.83

Finding the Fourth Proportional to 872,951.65, 1,309,747.32 and 367,639.83

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Solution

The fourth proportional to 872,951.65, 1,309,747.32 and 367,639.83 is: 551,594.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,951.65 : 1,309,747.32 = 367,639.83 : x
  2. Step 2: Convert to fraction form
    872,951.65/1,309,747.32 = 367,639.83/x
  3. Step 3: Cross multiply
    872,951.65x = 1,309,747.32 × 367,639.83
  4. Step 4: Simplify right side
    872,951.65x = 481,515,282,067.76
  5. Step 5: Solve for x
    x = 481,515,282,067.76/872,951.65
  6. Step 6: Final answer
    x = 551,594.45

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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.