Home / 848,968.39-1,273,290-329,643.55

Finding the Fourth Proportional to 848,968.39, 1,273,290 and 329,643.55

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Solution

The fourth proportional to 848,968.39, 1,273,290 and 329,643.55 is: 494,402.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,968.39 : 1,273,290 = 329,643.55 : x
  2. Step 2: Convert to fraction form
    848,968.39/1,273,290 = 329,643.55/x
  3. Step 3: Cross multiply
    848,968.39x = 1,273,290 × 329,643.55
  4. Step 4: Simplify right side
    848,968.39x = 419,731,835,779.50
  5. Step 5: Solve for x
    x = 419,731,835,779.50/848,968.39
  6. Step 6: Final answer
    x = 494,402.20

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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.