Home / 1,077,696-1,616,608.80-329,748.48

Finding the Fourth Proportional to 1,077,696, 1,616,608.80 and 329,748.48

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Solution

The fourth proportional to 1,077,696, 1,616,608.80 and 329,748.48 is: 494,642.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,696 : 1,616,608.80 = 329,748.48 : x
  2. Step 2: Convert to fraction form
    1,077,696/1,616,608.80 = 329,748.48/x
  3. Step 3: Cross multiply
    1,077,696x = 1,616,608.80 × 329,748.48
  4. Step 4: Simplify right side
    1,077,696x = 533,074,294,554.62
  5. Step 5: Solve for x
    x = 533,074,294,554.62/1,077,696
  6. Step 6: Final answer
    x = 494,642.55

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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.