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Finding the Fourth Proportional to 571,510.53, 857,301.41 and 150,786.81

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Solution

The fourth proportional to 571,510.53, 857,301.41 and 150,786.81 is: 226,189.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,510.53 : 857,301.41 = 150,786.81 : x
  2. Step 2: Convert to fraction form
    571,510.53/857,301.41 = 150,786.81/x
  3. Step 3: Cross multiply
    571,510.53x = 857,301.41 × 150,786.81
  4. Step 4: Simplify right side
    571,510.53x = 129,269,745,199.37
  5. Step 5: Solve for x
    x = 129,269,745,199.37/571,510.53
  6. Step 6: Final answer
    x = 226,189.61

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1.5x scale

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.