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Finding the Fourth Proportional to 571,014.18, 856,455.03 and 150,322.86

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Solution

The fourth proportional to 571,014.18, 856,455.03 and 150,322.86 is: 225,466.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,014.18 : 856,455.03 = 150,322.86 : x
  2. Step 2: Convert to fraction form
    571,014.18/856,455.03 = 150,322.86/x
  3. Step 3: Cross multiply
    571,014.18x = 856,455.03 × 150,322.86
  4. Step 4: Simplify right side
    571,014.18x = 128,744,769,570.99
  5. Step 5: Solve for x
    x = 128,744,769,570.99/571,014.18
  6. Step 6: Final answer
    x = 225,466.85

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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.