Home / 592,945.65-818,265.31-321,013.60

Finding the Fourth Proportional to 592,945.65, 818,265.31 and 321,013.60

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Solution

The fourth proportional to 592,945.65, 818,265.31 and 321,013.60 is: 442,998.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,945.65 : 818,265.31 = 321,013.60 : x
  2. Step 2: Convert to fraction form
    592,945.65/818,265.31 = 321,013.60/x
  3. Step 3: Cross multiply
    592,945.65x = 818,265.31 × 321,013.60
  4. Step 4: Simplify right side
    592,945.65x = 262,674,290,070.02
  5. Step 5: Solve for x
    x = 262,674,290,070.02/592,945.65
  6. Step 6: Final answer
    x = 442,998.93

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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.