Home / 592,979.32-818,311.94-321,047.38

Finding the Fourth Proportional to 592,979.32, 818,311.94 and 321,047.38

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Solution

The fourth proportional to 592,979.32, 818,311.94 and 321,047.38 is: 443,045.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,979.32 : 818,311.94 = 321,047.38 : x
  2. Step 2: Convert to fraction form
    592,979.32/818,311.94 = 321,047.38/x
  3. Step 3: Cross multiply
    592,979.32x = 818,311.94 × 321,047.38
  4. Step 4: Simplify right side
    592,979.32x = 262,716,904,359.72
  5. Step 5: Solve for x
    x = 262,716,904,359.72/592,979.32
  6. Step 6: Final answer
    x = 443,045.64

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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.