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Finding the Fourth Proportional to 263,585.44, 395,598.48 and 238,784.88

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Solution

The fourth proportional to 263,585.44, 395,598.48 and 238,784.88 is: 358,376.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,585.44 : 395,598.48 = 238,784.88 : x
  2. Step 2: Convert to fraction form
    263,585.44/395,598.48 = 238,784.88/x
  3. Step 3: Cross multiply
    263,585.44x = 395,598.48 × 238,784.88
  4. Step 4: Simplify right side
    263,585.44x = 94,462,935,574.98
  5. Step 5: Solve for x
    x = 94,462,935,574.98/263,585.44
  6. Step 6: Final answer
    x = 358,376.91

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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.