Home / 309,792.30-463,939.95-176,268.06

Finding the Fourth Proportional to 309,792.30, 463,939.95 and 176,268.06

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Solution

The fourth proportional to 309,792.30, 463,939.95 and 176,268.06 is: 263,976.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,792.30 : 463,939.95 = 176,268.06 : x
  2. Step 2: Convert to fraction form
    309,792.30/463,939.95 = 176,268.06/x
  3. Step 3: Cross multiply
    309,792.30x = 463,939.95 × 176,268.06
  4. Step 4: Simplify right side
    309,792.30x = 81,777,794,943.00
  5. Step 5: Solve for x
    x = 81,777,794,943.00/309,792.30
  6. Step 6: Final answer
    x = 263,976.20

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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.