Home / 827,960.52-1,242,422.67-348,153.60

Finding the Fourth Proportional to 827,960.52, 1,242,422.67 and 348,153.60

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Solution

The fourth proportional to 827,960.52, 1,242,422.67 and 348,153.60 is: 522,433.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,960.52 : 1,242,422.67 = 348,153.60 : x
  2. Step 2: Convert to fraction form
    827,960.52/1,242,422.67 = 348,153.60/x
  3. Step 3: Cross multiply
    827,960.52x = 1,242,422.67 × 348,153.60
  4. Step 4: Simplify right side
    827,960.52x = 432,553,925,282.11
  5. Step 5: Solve for x
    x = 432,553,925,282.11/827,960.52
  6. Step 6: Final answer
    x = 522,433.03

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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.