Home / 1,108,803.60-1,663,410.60-350,835.90

Finding the Fourth Proportional to 1,108,803.60, 1,663,410.60 and 350,835.90

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Solution

The fourth proportional to 1,108,803.60, 1,663,410.60 and 350,835.90 is: 526,318.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,803.60 : 1,663,410.60 = 350,835.90 : x
  2. Step 2: Convert to fraction form
    1,108,803.60/1,663,410.60 = 350,835.90/x
  3. Step 3: Cross multiply
    1,108,803.60x = 1,663,410.60 × 350,835.90
  4. Step 4: Simplify right side
    1,108,803.60x = 583,584,154,920.54
  5. Step 5: Solve for x
    x = 583,584,154,920.54/1,108,803.60
  6. Step 6: Final answer
    x = 526,318.78

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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.