Home / 592,970.10-818,288.85-321,035.79

Finding the Fourth Proportional to 592,970.10, 818,288.85 and 321,035.79

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Solution

The fourth proportional to 592,970.10, 818,288.85 and 321,035.79 is: 443,024.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,970.10 : 818,288.85 = 321,035.79 : x
  2. Step 2: Convert to fraction form
    592,970.10/818,288.85 = 321,035.79/x
  3. Step 3: Cross multiply
    592,970.10x = 818,288.85 × 321,035.79
  4. Step 4: Simplify right side
    592,970.10x = 262,700,007,407.94
  5. Step 5: Solve for x
    x = 262,700,007,407.94/592,970.10
  6. Step 6: Final answer
    x = 443,024.04

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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.