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Finding the Fourth Proportional to 335,345.68, 504,034.74 and 221,880.52

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Solution

The fourth proportional to 335,345.68, 504,034.74 and 221,880.52 is: 333,493.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,345.68 : 504,034.74 = 221,880.52 : x
  2. Step 2: Convert to fraction form
    335,345.68/504,034.74 = 221,880.52/x
  3. Step 3: Cross multiply
    335,345.68x = 504,034.74 × 221,880.52
  4. Step 4: Simplify right side
    335,345.68x = 111,835,490,209.27
  5. Step 5: Solve for x
    x = 111,835,490,209.27/335,345.68
  6. Step 6: Final answer
    x = 333,493.16

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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.