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Finding the Fourth Proportional to 604,993.02, 908,050.62 and 305,683.78

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Solution

The fourth proportional to 604,993.02, 908,050.62 and 305,683.78 is: 458,809.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,993.02 : 908,050.62 = 305,683.78 : x
  2. Step 2: Convert to fraction form
    604,993.02/908,050.62 = 305,683.78/x
  3. Step 3: Cross multiply
    604,993.02x = 908,050.62 × 305,683.78
  4. Step 4: Simplify right side
    604,993.02x = 277,576,345,952.94
  5. Step 5: Solve for x
    x = 277,576,345,952.94/604,993.02
  6. Step 6: Final answer
    x = 458,809.17

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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.