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Finding the Fourth Proportional to 467,450.47, 645,081.63 and 252,590.53

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Solution

The fourth proportional to 467,450.47, 645,081.63 and 252,590.53 is: 348,574.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,450.47 : 645,081.63 = 252,590.53 : x
  2. Step 2: Convert to fraction form
    467,450.47/645,081.63 = 252,590.53/x
  3. Step 3: Cross multiply
    467,450.47x = 645,081.63 × 252,590.53
  4. Step 4: Simplify right side
    467,450.47x = 162,941,509,202.26
  5. Step 5: Solve for x
    x = 162,941,509,202.26/467,450.47
  6. Step 6: Final answer
    x = 348,574.92

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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.