Home / 400,982.04-601,430.69-211,366.41

Finding the Fourth Proportional to 400,982.04, 601,430.69 and 211,366.41

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Solution

The fourth proportional to 400,982.04, 601,430.69 and 211,366.41 is: 317,027.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,982.04 : 601,430.69 = 211,366.41 : x
  2. Step 2: Convert to fraction form
    400,982.04/601,430.69 = 211,366.41/x
  3. Step 3: Cross multiply
    400,982.04x = 601,430.69 × 211,366.41
  4. Step 4: Simplify right side
    400,982.04x = 127,122,244,752.29
  5. Step 5: Solve for x
    x = 127,122,244,752.29/400,982.04
  6. Step 6: Final answer
    x = 317,027.28

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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.