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Finding the Fourth Proportional to 566,865.72, 850,347.54 and 146,138.04

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Solution

The fourth proportional to 566,865.72, 850,347.54 and 146,138.04 is: 219,219.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,865.72 : 850,347.54 = 146,138.04 : x
  2. Step 2: Convert to fraction form
    566,865.72/850,347.54 = 146,138.04/x
  3. Step 3: Cross multiply
    566,865.72x = 850,347.54 × 146,138.04
  4. Step 4: Simplify right side
    566,865.72x = 124,268,122,814.42
  5. Step 5: Solve for x
    x = 124,268,122,814.42/566,865.72
  6. Step 6: Final answer
    x = 219,219.68

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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.