Home / 592,992.79-818,320.07-321,058.49

Finding the Fourth Proportional to 592,992.79, 818,320.07 and 321,058.49

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Solution

The fourth proportional to 592,992.79, 818,320.07 and 321,058.49 is: 443,055.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,992.79 : 818,320.07 = 321,058.49 : x
  2. Step 2: Convert to fraction form
    592,992.79/818,320.07 = 321,058.49/x
  3. Step 3: Cross multiply
    592,992.79x = 818,320.07 × 321,058.49
  4. Step 4: Simplify right side
    592,992.79x = 262,728,602,721.94
  5. Step 5: Solve for x
    x = 262,728,602,721.94/592,992.79
  6. Step 6: Final answer
    x = 443,055.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.