Home / 328,020.44-452,820.17-231,303.08

Finding the Fourth Proportional to 328,020.44, 452,820.17 and 231,303.08

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Solution

The fourth proportional to 328,020.44, 452,820.17 and 231,303.08 is: 319,305.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,020.44 : 452,820.17 = 231,303.08 : x
  2. Step 2: Convert to fraction form
    328,020.44/452,820.17 = 231,303.08/x
  3. Step 3: Cross multiply
    328,020.44x = 452,820.17 × 231,303.08
  4. Step 4: Simplify right side
    328,020.44x = 104,738,701,717.43
  5. Step 5: Solve for x
    x = 104,738,701,717.43/328,020.44
  6. Step 6: Final answer
    x = 319,305.42

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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.