Home / 1,068,974.89-1,603,509.04-310,799.57

Finding the Fourth Proportional to 1,068,974.89, 1,603,509.04 and 310,799.57

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Solution

The fourth proportional to 1,068,974.89, 1,603,509.04 and 310,799.57 is: 466,212.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,974.89 : 1,603,509.04 = 310,799.57 : x
  2. Step 2: Convert to fraction form
    1,068,974.89/1,603,509.04 = 310,799.57/x
  3. Step 3: Cross multiply
    1,068,974.89x = 1,603,509.04 × 310,799.57
  4. Step 4: Simplify right side
    1,068,974.89x = 498,369,916,558.12
  5. Step 5: Solve for x
    x = 498,369,916,558.12/1,068,974.89
  6. Step 6: Final answer
    x = 466,212.93

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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.