Home / 379,358.04-568,915.56-210,959.04

Finding the Fourth Proportional to 379,358.04, 568,915.56 and 210,959.04

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Solution

The fourth proportional to 379,358.04, 568,915.56 and 210,959.04 is: 316,370.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,358.04 : 568,915.56 = 210,959.04 : x
  2. Step 2: Convert to fraction form
    379,358.04/568,915.56 = 210,959.04/x
  3. Step 3: Cross multiply
    379,358.04x = 568,915.56 × 210,959.04
  4. Step 4: Simplify right side
    379,358.04x = 120,017,880,378.66
  5. Step 5: Solve for x
    x = 120,017,880,378.66/379,358.04
  6. Step 6: Final answer
    x = 316,370.99

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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.