Home / 384,348.20-577,904.70-323,522.60

Finding the Fourth Proportional to 384,348.20, 577,904.70 and 323,522.60

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Solution

The fourth proportional to 384,348.20, 577,904.70 and 323,522.60 is: 486,447.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,348.20 : 577,904.70 = 323,522.60 : x
  2. Step 2: Convert to fraction form
    384,348.20/577,904.70 = 323,522.60/x
  3. Step 3: Cross multiply
    384,348.20x = 577,904.70 × 323,522.60
  4. Step 4: Simplify right side
    384,348.20x = 186,965,231,096.22
  5. Step 5: Solve for x
    x = 186,965,231,096.22/384,348.20
  6. Step 6: Final answer
    x = 486,447.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.