Home / 848,455.52-1,272,617.28-493,242.80

Finding the Fourth Proportional to 848,455.52, 1,272,617.28 and 493,242.80

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Solution

The fourth proportional to 848,455.52, 1,272,617.28 and 493,242.80 is: 739,825.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,455.52 : 1,272,617.28 = 493,242.80 : x
  2. Step 2: Convert to fraction form
    848,455.52/1,272,617.28 = 493,242.80/x
  3. Step 3: Cross multiply
    848,455.52x = 1,272,617.28 × 493,242.80
  4. Step 4: Simplify right side
    848,455.52x = 627,709,310,515.58
  5. Step 5: Solve for x
    x = 627,709,310,515.58/848,455.52
  6. Step 6: Final answer
    x = 739,825.83

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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.