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Finding the Fourth Proportional to 483,311.60, 725,064.60 and 404,968.40

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Solution

The fourth proportional to 483,311.60, 725,064.60 and 404,968.40 is: 607,534.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,311.60 : 725,064.60 = 404,968.40 : x
  2. Step 2: Convert to fraction form
    483,311.60/725,064.60 = 404,968.40/x
  3. Step 3: Cross multiply
    483,311.60x = 725,064.60 × 404,968.40
  4. Step 4: Simplify right side
    483,311.60x = 293,628,250,958.64
  5. Step 5: Solve for x
    x = 293,628,250,958.64/483,311.60
  6. Step 6: Final answer
    x = 607,534.04

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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.