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Finding the Fourth Proportional to 604,471.23, 906,115.55 and 225,113.67

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Solution

The fourth proportional to 604,471.23, 906,115.55 and 225,113.67 is: 337,450.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,471.23 : 906,115.55 = 225,113.67 : x
  2. Step 2: Convert to fraction form
    604,471.23/906,115.55 = 225,113.67/x
  3. Step 3: Cross multiply
    604,471.23x = 906,115.55 × 225,113.67
  4. Step 4: Simplify right side
    604,471.23x = 203,978,995,779.00
  5. Step 5: Solve for x
    x = 203,978,995,779.00/604,471.23
  6. Step 6: Final answer
    x = 337,450.30

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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.