Home / 431,272.40-646,079.48-241,156.14

Finding the Fourth Proportional to 431,272.40, 646,079.48 and 241,156.14

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Solution

The fourth proportional to 431,272.40, 646,079.48 and 241,156.14 is: 361,270.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,272.40 : 646,079.48 = 241,156.14 : x
  2. Step 2: Convert to fraction form
    431,272.40/646,079.48 = 241,156.14/x
  3. Step 3: Cross multiply
    431,272.40x = 646,079.48 × 241,156.14
  4. Step 4: Simplify right side
    431,272.40x = 155,806,032,324.23
  5. Step 5: Solve for x
    x = 155,806,032,324.23/431,272.40
  6. Step 6: Final answer
    x = 361,270.59

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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.