Home / 309,422.04-463,815.54-176,018.28

Finding the Fourth Proportional to 309,422.04, 463,815.54 and 176,018.28

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Solution

The fourth proportional to 309,422.04, 463,815.54 and 176,018.28 is: 263,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,422.04 : 463,815.54 = 176,018.28 : x
  2. Step 2: Convert to fraction form
    309,422.04/463,815.54 = 176,018.28/x
  3. Step 3: Cross multiply
    309,422.04x = 463,815.54 × 176,018.28
  4. Step 4: Simplify right side
    309,422.04x = 81,640,013,588.07
  5. Step 5: Solve for x
    x = 81,640,013,588.07/309,422.04
  6. Step 6: Final answer
    x = 263,846.80

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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.