Home / 1,111,874.03-1,667,838.35-313,150.17

Finding the Fourth Proportional to 1,111,874.03, 1,667,838.35 and 313,150.17

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Solution

The fourth proportional to 1,111,874.03, 1,667,838.35 and 313,150.17 is: 469,732.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,874.03 : 1,667,838.35 = 313,150.17 : x
  2. Step 2: Convert to fraction form
    1,111,874.03/1,667,838.35 = 313,150.17/x
  3. Step 3: Cross multiply
    1,111,874.03x = 1,667,838.35 × 313,150.17
  4. Step 4: Simplify right side
    1,111,874.03x = 522,283,862,835.02
  5. Step 5: Solve for x
    x = 522,283,862,835.02/1,111,874.03
  6. Step 6: Final answer
    x = 469,732.95

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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.