Home / 984,912.54-1,478,033.62-385,799.42

Finding the Fourth Proportional to 984,912.54, 1,478,033.62 and 385,799.42

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Solution

The fourth proportional to 984,912.54, 1,478,033.62 and 385,799.42 is: 578,959.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,912.54 : 1,478,033.62 = 385,799.42 : x
  2. Step 2: Convert to fraction form
    984,912.54/1,478,033.62 = 385,799.42/x
  3. Step 3: Cross multiply
    984,912.54x = 1,478,033.62 × 385,799.42
  4. Step 4: Simplify right side
    984,912.54x = 570,224,513,336.50
  5. Step 5: Solve for x
    x = 570,224,513,336.50/984,912.54
  6. Step 6: Final answer
    x = 578,959.54

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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.