Home / 689,956.72-1,033,703.82-374,212.24

Finding the Fourth Proportional to 689,956.72, 1,033,703.82 and 374,212.24

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Solution

The fourth proportional to 689,956.72, 1,033,703.82 and 374,212.24 is: 560,650.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,956.72 : 1,033,703.82 = 374,212.24 : x
  2. Step 2: Convert to fraction form
    689,956.72/1,033,703.82 = 374,212.24/x
  3. Step 3: Cross multiply
    689,956.72x = 1,033,703.82 × 374,212.24
  4. Step 4: Simplify right side
    689,956.72x = 386,824,621,978.76
  5. Step 5: Solve for x
    x = 386,824,621,978.76/689,956.72
  6. Step 6: Final answer
    x = 560,650.56

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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.