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Finding the Fourth Proportional to 261,470.91, 360,866.04 and 146,756.37

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Solution

The fourth proportional to 261,470.91, 360,866.04 and 146,756.37 is: 202,544.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,470.91 : 360,866.04 = 146,756.37 : x
  2. Step 2: Convert to fraction form
    261,470.91/360,866.04 = 146,756.37/x
  3. Step 3: Cross multiply
    261,470.91x = 360,866.04 × 146,756.37
  4. Step 4: Simplify right side
    261,470.91x = 52,959,390,086.67
  5. Step 5: Solve for x
    x = 52,959,390,086.67/261,470.91
  6. Step 6: Final answer
    x = 202,544.10

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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.