Home / 779,573.82-1,168,418.97-379,615.26

Finding the Fourth Proportional to 779,573.82, 1,168,418.97 and 379,615.26

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Solution

The fourth proportional to 779,573.82, 1,168,418.97 and 379,615.26 is: 568,964.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,573.82 : 1,168,418.97 = 379,615.26 : x
  2. Step 2: Convert to fraction form
    779,573.82/1,168,418.97 = 379,615.26/x
  3. Step 3: Cross multiply
    779,573.82x = 1,168,418.97 × 379,615.26
  4. Step 4: Simplify right side
    779,573.82x = 443,549,671,085.48
  5. Step 5: Solve for x
    x = 443,549,671,085.48/779,573.82
  6. Step 6: Final answer
    x = 568,964.30

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Double scale
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Similar ratio
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1.5x scale

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.