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Finding the Fourth Proportional to 570,195.52, 786,958.17 and 325,180.81

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Solution

The fourth proportional to 570,195.52, 786,958.17 and 325,180.81 is: 448,799.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,195.52 : 786,958.17 = 325,180.81 : x
  2. Step 2: Convert to fraction form
    570,195.52/786,958.17 = 325,180.81/x
  3. Step 3: Cross multiply
    570,195.52x = 786,958.17 × 325,180.81
  4. Step 4: Simplify right side
    570,195.52x = 255,903,695,156.72
  5. Step 5: Solve for x
    x = 255,903,695,156.72/570,195.52
  6. Step 6: Final answer
    x = 448,799.90

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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.