Home / 800,543.34-1,200,795.03-374,555.79

Finding the Fourth Proportional to 800,543.34, 1,200,795.03 and 374,555.79

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Solution

The fourth proportional to 800,543.34, 1,200,795.03 and 374,555.79 is: 561,824.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,543.34 : 1,200,795.03 = 374,555.79 : x
  2. Step 2: Convert to fraction form
    800,543.34/1,200,795.03 = 374,555.79/x
  3. Step 3: Cross multiply
    800,543.34x = 1,200,795.03 × 374,555.79
  4. Step 4: Simplify right side
    800,543.34x = 449,764,731,089.72
  5. Step 5: Solve for x
    x = 449,764,731,089.72/800,543.34
  6. Step 6: Final answer
    x = 561,824.34

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Double scale
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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.