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Finding the Fourth Proportional to 260,760.30, 359,857.14 and 146,038.65

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Solution

The fourth proportional to 260,760.30, 359,857.14 and 146,038.65 is: 201,537.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,760.30 : 359,857.14 = 146,038.65 : x
  2. Step 2: Convert to fraction form
    260,760.30/359,857.14 = 146,038.65/x
  3. Step 3: Cross multiply
    260,760.30x = 359,857.14 × 146,038.65
  4. Step 4: Simplify right side
    260,760.30x = 52,553,050,918.46
  5. Step 5: Solve for x
    x = 52,553,050,918.46/260,760.30
  6. Step 6: Final answer
    x = 201,537.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.