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Finding the Fourth Proportional to 466,998.42, 644,497.53 and 263,089.38

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Solution

The fourth proportional to 466,998.42, 644,497.53 and 263,089.38 is: 363,085.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,998.42 : 644,497.53 = 263,089.38 : x
  2. Step 2: Convert to fraction form
    466,998.42/644,497.53 = 263,089.38/x
  3. Step 3: Cross multiply
    466,998.42x = 644,497.53 × 263,089.38
  4. Step 4: Simplify right side
    466,998.42x = 169,560,455,579.23
  5. Step 5: Solve for x
    x = 169,560,455,579.23/466,998.42
  6. Step 6: Final answer
    x = 363,085.72

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1.5x scale

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.