Home / 1,019,560.35-1,529,241.20-309,594.54

Finding the Fourth Proportional to 1,019,560.35, 1,529,241.20 and 309,594.54

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Solution

The fourth proportional to 1,019,560.35, 1,529,241.20 and 309,594.54 is: 464,361.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,560.35 : 1,529,241.20 = 309,594.54 : x
  2. Step 2: Convert to fraction form
    1,019,560.35/1,529,241.20 = 309,594.54/x
  3. Step 3: Cross multiply
    1,019,560.35x = 1,529,241.20 × 309,594.54
  4. Step 4: Simplify right side
    1,019,560.35x = 473,444,725,863.05
  5. Step 5: Solve for x
    x = 473,444,725,863.05/1,019,560.35
  6. Step 6: Final answer
    x = 464,361.65

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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.