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Finding the Fourth Proportional to 570,852.74, 856,560.47 and 267,267.42

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Solution

The fourth proportional to 570,852.74, 856,560.47 and 267,267.42 is: 401,032.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,852.74 : 856,560.47 = 267,267.42 : x
  2. Step 2: Convert to fraction form
    570,852.74/856,560.47 = 267,267.42/x
  3. Step 3: Cross multiply
    570,852.74x = 856,560.47 × 267,267.42
  4. Step 4: Simplify right side
    570,852.74x = 228,930,705,554.55
  5. Step 5: Solve for x
    x = 228,930,705,554.55/570,852.74
  6. Step 6: Final answer
    x = 401,032.86

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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.