Home / 603,134.92-904,731.47-198,318.17

Finding the Fourth Proportional to 603,134.92, 904,731.47 and 198,318.17

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Solution

The fourth proportional to 603,134.92, 904,731.47 and 198,318.17 is: 297,486.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,134.92 : 904,731.47 = 198,318.17 : x
  2. Step 2: Convert to fraction form
    603,134.92/904,731.47 = 198,318.17/x
  3. Step 3: Cross multiply
    603,134.92x = 904,731.47 × 198,318.17
  4. Step 4: Simplify right side
    603,134.92x = 179,424,686,239.89
  5. Step 5: Solve for x
    x = 179,424,686,239.89/603,134.92
  6. Step 6: Final answer
    x = 297,486.81

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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.