Home / 790,892.00-1,186,092.52-285,387.38

Finding the Fourth Proportional to 790,892.00, 1,186,092.52 and 285,387.38

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Solution

The fourth proportional to 790,892.00, 1,186,092.52 and 285,387.38 is: 427,992.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,892.00 : 1,186,092.52 = 285,387.38 : x
  2. Step 2: Convert to fraction form
    790,892.00/1,186,092.52 = 285,387.38/x
  3. Step 3: Cross multiply
    790,892.00x = 1,186,092.52 × 285,387.38
  4. Step 4: Simplify right side
    790,892.00x = 338,495,830,076.47
  5. Step 5: Solve for x
    x = 338,495,830,076.47/790,892.00
  6. Step 6: Final answer
    x = 427,992.48

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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.