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Finding the Fourth Proportional to 496,740.36, 745,185.06 and 230,528.19

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Solution

The fourth proportional to 496,740.36, 745,185.06 and 230,528.19 is: 345,826.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,740.36 : 745,185.06 = 230,528.19 : x
  2. Step 2: Convert to fraction form
    496,740.36/745,185.06 = 230,528.19/x
  3. Step 3: Cross multiply
    496,740.36x = 745,185.06 × 230,528.19
  4. Step 4: Simplify right side
    496,740.36x = 171,786,163,096.84
  5. Step 5: Solve for x
    x = 171,786,163,096.84/496,740.36
  6. Step 6: Final answer
    x = 345,826.87

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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.