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Finding the Fourth Proportional to 954,295.62, 1,431,444 and 448,485.48

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Solution

The fourth proportional to 954,295.62, 1,431,444 and 448,485.48 is: 672,728.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,295.62 : 1,431,444 = 448,485.48 : x
  2. Step 2: Convert to fraction form
    954,295.62/1,431,444 = 448,485.48/x
  3. Step 3: Cross multiply
    954,295.62x = 1,431,444 × 448,485.48
  4. Step 4: Simplify right side
    954,295.62x = 641,981,849,433.12
  5. Step 5: Solve for x
    x = 641,981,849,433.12/954,295.62
  6. Step 6: Final answer
    x = 672,728.49

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Similar ratio
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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.