Home / 592,945.79-818,265.48-321,013.73

Finding the Fourth Proportional to 592,945.79, 818,265.48 and 321,013.73

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Solution

The fourth proportional to 592,945.79, 818,265.48 and 321,013.73 is: 442,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,945.79 : 818,265.48 = 321,013.73 : x
  2. Step 2: Convert to fraction form
    592,945.79/818,265.48 = 321,013.73/x
  3. Step 3: Cross multiply
    592,945.79x = 818,265.48 × 321,013.73
  4. Step 4: Simplify right side
    592,945.79x = 262,674,453,865.04
  5. Step 5: Solve for x
    x = 262,674,453,865.04/592,945.79
  6. Step 6: Final answer
    x = 442,999.10

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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.