Home / 735,305.90-1,102,005.28-330,198.98

Finding the Fourth Proportional to 735,305.90, 1,102,005.28 and 330,198.98

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Solution

The fourth proportional to 735,305.90, 1,102,005.28 and 330,198.98 is: 494,870.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,305.90 : 1,102,005.28 = 330,198.98 : x
  2. Step 2: Convert to fraction form
    735,305.90/1,102,005.28 = 330,198.98/x
  3. Step 3: Cross multiply
    735,305.90x = 1,102,005.28 × 330,198.98
  4. Step 4: Simplify right side
    735,305.90x = 363,881,019,410.61
  5. Step 5: Solve for x
    x = 363,881,019,410.61/735,305.90
  6. Step 6: Final answer
    x = 494,870.26

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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.