Home / 558,896.32-835,769.24-415,073.72

Finding the Fourth Proportional to 558,896.32, 835,769.24 and 415,073.72

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Solution

The fourth proportional to 558,896.32, 835,769.24 and 415,073.72 is: 620,698.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,896.32 : 835,769.24 = 415,073.72 : x
  2. Step 2: Convert to fraction form
    558,896.32/835,769.24 = 415,073.72/x
  3. Step 3: Cross multiply
    558,896.32x = 835,769.24 × 415,073.72
  4. Step 4: Simplify right side
    558,896.32x = 346,905,847,508.37
  5. Step 5: Solve for x
    x = 346,905,847,508.37/558,896.32
  6. Step 6: Final answer
    x = 620,698.03

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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.