Home / 960,920.92-1,440,255.54-391,946.92

Finding the Fourth Proportional to 960,920.92, 1,440,255.54 and 391,946.92

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Solution

The fourth proportional to 960,920.92, 1,440,255.54 and 391,946.92 is: 587,461.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,920.92 : 1,440,255.54 = 391,946.92 : x
  2. Step 2: Convert to fraction form
    960,920.92/1,440,255.54 = 391,946.92/x
  3. Step 3: Cross multiply
    960,920.92x = 1,440,255.54 × 391,946.92
  4. Step 4: Simplify right side
    960,920.92x = 564,503,722,915.94
  5. Step 5: Solve for x
    x = 564,503,722,915.94/960,920.92
  6. Step 6: Final answer
    x = 587,461.16

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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.