Home / 313,262.24-432,297-170,021.03

Finding the Fourth Proportional to 313,262.24, 432,297 and 170,021.03

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Solution

The fourth proportional to 313,262.24, 432,297 and 170,021.03 is: 234,626.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,262.24 : 432,297 = 170,021.03 : x
  2. Step 2: Convert to fraction form
    313,262.24/432,297 = 170,021.03/x
  3. Step 3: Cross multiply
    313,262.24x = 432,297 × 170,021.03
  4. Step 4: Simplify right side
    313,262.24x = 73,499,579,044.43
  5. Step 5: Solve for x
    x = 73,499,579,044.43/313,262.24
  6. Step 6: Final answer
    x = 234,626.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.