Home / 897,190.43-1,345,243.58-357,529.73

Finding the Fourth Proportional to 897,190.43, 1,345,243.58 and 357,529.73

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Solution

The fourth proportional to 897,190.43, 1,345,243.58 and 357,529.73 is: 536,078.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,190.43 : 1,345,243.58 = 357,529.73 : x
  2. Step 2: Convert to fraction form
    897,190.43/1,345,243.58 = 357,529.73/x
  3. Step 3: Cross multiply
    897,190.43x = 1,345,243.58 × 357,529.73
  4. Step 4: Simplify right side
    897,190.43x = 480,964,571,472.35
  5. Step 5: Solve for x
    x = 480,964,571,472.35/897,190.43
  6. Step 6: Final answer
    x = 536,078.58

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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.