Home / 865,124.41-1,297,386.06-481,458.73

Finding the Fourth Proportional to 865,124.41, 1,297,386.06 and 481,458.73

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Solution

The fourth proportional to 865,124.41, 1,297,386.06 and 481,458.73 is: 722,020.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,124.41 : 1,297,386.06 = 481,458.73 : x
  2. Step 2: Convert to fraction form
    865,124.41/1,297,386.06 = 481,458.73/x
  3. Step 3: Cross multiply
    865,124.41x = 1,297,386.06 × 481,458.73
  4. Step 4: Simplify right side
    865,124.41x = 624,637,844,767.30
  5. Step 5: Solve for x
    x = 624,637,844,767.30/865,124.41
  6. Step 6: Final answer
    x = 722,020.83

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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.