Home / 984,337.78-1,476,629.80-385,221.54

Finding the Fourth Proportional to 984,337.78, 1,476,629.80 and 385,221.54

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Solution

The fourth proportional to 984,337.78, 1,476,629.80 and 385,221.54 is: 577,880.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,337.78 : 1,476,629.80 = 385,221.54 : x
  2. Step 2: Convert to fraction form
    984,337.78/1,476,629.80 = 385,221.54/x
  3. Step 3: Cross multiply
    984,337.78x = 1,476,629.80 × 385,221.54
  4. Step 4: Simplify right side
    984,337.78x = 568,829,605,565.89
  5. Step 5: Solve for x
    x = 568,829,605,565.89/984,337.78
  6. Step 6: Final answer
    x = 577,880.50

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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.