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Finding the Fourth Proportional to 261,262.73, 360,556.83 and 146,577.69

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Solution

The fourth proportional to 261,262.73, 360,556.83 and 146,577.69 is: 202,285.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,262.73 : 360,556.83 = 146,577.69 : x
  2. Step 2: Convert to fraction form
    261,262.73/360,556.83 = 146,577.69/x
  3. Step 3: Cross multiply
    261,262.73x = 360,556.83 × 146,577.69
  4. Step 4: Simplify right side
    261,262.73x = 52,849,587,255.12
  5. Step 5: Solve for x
    x = 52,849,587,255.12/261,262.73
  6. Step 6: Final answer
    x = 202,285.21

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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.