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Finding the Fourth Proportional to 844,592.52, 1,165,538 and 462,625.68

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Solution

The fourth proportional to 844,592.52, 1,165,538 and 462,625.68 is: 638,423.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,592.52 : 1,165,538 = 462,625.68 : x
  2. Step 2: Convert to fraction form
    844,592.52/1,165,538 = 462,625.68/x
  3. Step 3: Cross multiply
    844,592.52x = 1,165,538 × 462,625.68
  4. Step 4: Simplify right side
    844,592.52x = 539,207,809,815.84
  5. Step 5: Solve for x
    x = 539,207,809,815.84/844,592.52
  6. Step 6: Final answer
    x = 638,423.61

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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.