Home / 461,789.10-692,614.40-146,205

Finding the Fourth Proportional to 461,789.10, 692,614.40 and 146,205

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Solution

The fourth proportional to 461,789.10, 692,614.40 and 146,205 is: 219,285.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,789.10 : 692,614.40 = 146,205 : x
  2. Step 2: Convert to fraction form
    461,789.10/692,614.40 = 146,205/x
  3. Step 3: Cross multiply
    461,789.10x = 692,614.40 × 146,205
  4. Step 4: Simplify right side
    461,789.10x = 101,263,687,620.98
  5. Step 5: Solve for x
    x = 101,263,687,620.98/461,789.10
  6. Step 6: Final answer
    x = 219,285.57

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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.