Home / 1,307,348.94-1,961,136.51-360,719.55

Finding the Fourth Proportional to 1,307,348.94, 1,961,136.51 and 360,719.55

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Solution

The fourth proportional to 1,307,348.94, 1,961,136.51 and 360,719.55 is: 541,110.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,348.94 : 1,961,136.51 = 360,719.55 : x
  2. Step 2: Convert to fraction form
    1,307,348.94/1,961,136.51 = 360,719.55/x
  3. Step 3: Cross multiply
    1,307,348.94x = 1,961,136.51 × 360,719.55
  4. Step 4: Simplify right side
    1,307,348.94x = 707,420,279,375.77
  5. Step 5: Solve for x
    x = 707,420,279,375.77/1,307,348.94
  6. Step 6: Final answer
    x = 541,110.53

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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.