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Finding the Fourth Proportional to 424,530.48, 585,704.88 and 263,327.52

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Solution

The fourth proportional to 424,530.48, 585,704.88 and 263,327.52 is: 363,300.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,530.48 : 585,704.88 = 263,327.52 : x
  2. Step 2: Convert to fraction form
    424,530.48/585,704.88 = 263,327.52/x
  3. Step 3: Cross multiply
    424,530.48x = 585,704.88 × 263,327.52
  4. Step 4: Simplify right side
    424,530.48x = 154,232,213,502.30
  5. Step 5: Solve for x
    x = 154,232,213,502.30/424,530.48
  6. Step 6: Final answer
    x = 363,300.68

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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.