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Finding the Fourth Proportional to 570,797.54, 856,477.67 and 267,212.28

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Solution

The fourth proportional to 570,797.54, 856,477.67 and 267,212.28 is: 400,950.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,797.54 : 856,477.67 = 267,212.28 : x
  2. Step 2: Convert to fraction form
    570,797.54/856,477.67 = 267,212.28/x
  3. Step 3: Cross multiply
    570,797.54x = 856,477.67 × 267,212.28
  4. Step 4: Simplify right side
    570,797.54x = 228,861,349,633.73
  5. Step 5: Solve for x
    x = 228,861,349,633.73/570,797.54
  6. Step 6: Final answer
    x = 400,950.13

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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.