Home / 309,047.04-463,640.04-166,889.16

Finding the Fourth Proportional to 309,047.04, 463,640.04 and 166,889.16

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Solution

The fourth proportional to 309,047.04, 463,640.04 and 166,889.16 is: 250,371.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,047.04 : 463,640.04 = 166,889.16 : x
  2. Step 2: Convert to fraction form
    309,047.04/463,640.04 = 166,889.16/x
  3. Step 3: Cross multiply
    309,047.04x = 463,640.04 × 166,889.16
  4. Step 4: Simplify right side
    309,047.04x = 77,376,496,817.97
  5. Step 5: Solve for x
    x = 77,376,496,817.97/309,047.04
  6. Step 6: Final answer
    x = 250,371.26

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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.