Home / 1,197,763.20-1,796,673.60-356,342.40

Finding the Fourth Proportional to 1,197,763.20, 1,796,673.60 and 356,342.40

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Solution

The fourth proportional to 1,197,763.20, 1,796,673.60 and 356,342.40 is: 534,522.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,763.20 : 1,796,673.60 = 356,342.40 : x
  2. Step 2: Convert to fraction form
    1,197,763.20/1,796,673.60 = 356,342.40/x
  3. Step 3: Cross multiply
    1,197,763.20x = 1,796,673.60 × 356,342.40
  4. Step 4: Simplify right side
    1,197,763.20x = 640,230,982,640.64
  5. Step 5: Solve for x
    x = 640,230,982,640.64/1,197,763.20
  6. Step 6: Final answer
    x = 534,522.17

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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.