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Finding the Fourth Proportional to 570,785.88, 856,110.76 and 150,094.56

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Solution

The fourth proportional to 570,785.88, 856,110.76 and 150,094.56 is: 225,123.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,785.88 : 856,110.76 = 150,094.56 : x
  2. Step 2: Convert to fraction form
    570,785.88/856,110.76 = 150,094.56/x
  3. Step 3: Cross multiply
    570,785.88x = 856,110.76 × 150,094.56
  4. Step 4: Simplify right side
    570,785.88x = 128,497,567,833.47
  5. Step 5: Solve for x
    x = 128,497,567,833.47/570,785.88
  6. Step 6: Final answer
    x = 225,123.94

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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.