Home / 779,523.30-1,168,300.80-379,302.30

Finding the Fourth Proportional to 779,523.30, 1,168,300.80 and 379,302.30

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Solution

The fourth proportional to 779,523.30, 1,168,300.80 and 379,302.30 is: 568,474.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,523.30 : 1,168,300.80 = 379,302.30 : x
  2. Step 2: Convert to fraction form
    779,523.30/1,168,300.80 = 379,302.30/x
  3. Step 3: Cross multiply
    779,523.30x = 1,168,300.80 × 379,302.30
  4. Step 4: Simplify right side
    779,523.30x = 443,139,180,531.84
  5. Step 5: Solve for x
    x = 443,139,180,531.84/779,523.30
  6. Step 6: Final answer
    x = 568,474.58

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Double scale
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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.