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Finding the Fourth Proportional to 844,460, 1,165,367.44 and 462,522.40

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Solution

The fourth proportional to 844,460, 1,165,367.44 and 462,522.40 is: 638,287.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,460 : 1,165,367.44 = 462,522.40 : x
  2. Step 2: Convert to fraction form
    844,460/1,165,367.44 = 462,522.40/x
  3. Step 3: Cross multiply
    844,460x = 1,165,367.44 × 462,522.40
  4. Step 4: Simplify right side
    844,460x = 539,008,545,230.66
  5. Step 5: Solve for x
    x = 539,008,545,230.66/844,460
  6. Step 6: Final answer
    x = 638,287.84

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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.