Home / 643,829.44-966,380.04-483,347.44

Finding the Fourth Proportional to 643,829.44, 966,380.04 and 483,347.44

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Solution

The fourth proportional to 643,829.44, 966,380.04 and 483,347.44 is: 725,498.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    643,829.44 : 966,380.04 = 483,347.44 : x
  2. Step 2: Convert to fraction form
    643,829.44/966,380.04 = 483,347.44/x
  3. Step 3: Cross multiply
    643,829.44x = 966,380.04 × 483,347.44
  4. Step 4: Simplify right side
    643,829.44x = 467,097,318,401.10
  5. Step 5: Solve for x
    x = 467,097,318,401.10/643,829.44
  6. Step 6: Final answer
    x = 725,498.54

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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.