Home / 754,992-1,132,663.08-256,356

Finding the Fourth Proportional to 754,992, 1,132,663.08 and 256,356

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Solution

The fourth proportional to 754,992, 1,132,663.08 and 256,356 is: 384,593.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,992 : 1,132,663.08 = 256,356 : x
  2. Step 2: Convert to fraction form
    754,992/1,132,663.08 = 256,356/x
  3. Step 3: Cross multiply
    754,992x = 1,132,663.08 × 256,356
  4. Step 4: Simplify right side
    754,992x = 290,364,976,536.48
  5. Step 5: Solve for x
    x = 290,364,976,536.48/754,992
  6. Step 6: Final answer
    x = 384,593.45

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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.