Home / 780,946.92-1,170,396.54-444,142.44

Finding the Fourth Proportional to 780,946.92, 1,170,396.54 and 444,142.44

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Solution

The fourth proportional to 780,946.92, 1,170,396.54 and 444,142.44 is: 665,631.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,946.92 : 1,170,396.54 = 444,142.44 : x
  2. Step 2: Convert to fraction form
    780,946.92/1,170,396.54 = 444,142.44/x
  3. Step 3: Cross multiply
    780,946.92x = 1,170,396.54 × 444,142.44
  4. Step 4: Simplify right side
    780,946.92x = 519,822,775,043.16
  5. Step 5: Solve for x
    x = 519,822,775,043.16/780,946.92
  6. Step 6: Final answer
    x = 665,631.38

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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.