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Finding the Fourth Proportional to 404,311.02, 605,994.93 and 304,149.17

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Solution

The fourth proportional to 404,311.02, 605,994.93 and 304,149.17 is: 455,868.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,311.02 : 605,994.93 = 304,149.17 : x
  2. Step 2: Convert to fraction form
    404,311.02/605,994.93 = 304,149.17/x
  3. Step 3: Cross multiply
    404,311.02x = 605,994.93 × 304,149.17
  4. Step 4: Simplify right side
    404,311.02x = 184,312,851,953.73
  5. Step 5: Solve for x
    x = 184,312,851,953.73/404,311.02
  6. Step 6: Final answer
    x = 455,868.98

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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.