Home / 592,942.08-818,254.20-321,002.80

Finding the Fourth Proportional to 592,942.08, 818,254.20 and 321,002.80

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Solution

The fourth proportional to 592,942.08, 818,254.20 and 321,002.80 is: 442,980.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,942.08 : 818,254.20 = 321,002.80 : x
  2. Step 2: Convert to fraction form
    592,942.08/818,254.20 = 321,002.80/x
  3. Step 3: Cross multiply
    592,942.08x = 818,254.20 × 321,002.80
  4. Step 4: Simplify right side
    592,942.08x = 262,661,889,311.76
  5. Step 5: Solve for x
    x = 262,661,889,311.76/592,942.08
  6. Step 6: Final answer
    x = 442,980.69

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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.