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Finding the Fourth Proportional to 569,333.34, 855,049.77 and 451,760.22

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Solution

The fourth proportional to 569,333.34, 855,049.77 and 451,760.22 is: 678,473.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,333.34 : 855,049.77 = 451,760.22 : x
  2. Step 2: Convert to fraction form
    569,333.34/855,049.77 = 451,760.22/x
  3. Step 3: Cross multiply
    569,333.34x = 855,049.77 × 451,760.22
  4. Step 4: Simplify right side
    569,333.34x = 386,277,472,206.15
  5. Step 5: Solve for x
    x = 386,277,472,206.15/569,333.34
  6. Step 6: Final answer
    x = 678,473.30

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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.