Home / 306,984.06-423,631.62-171,017.82

Finding the Fourth Proportional to 306,984.06, 423,631.62 and 171,017.82

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Solution

The fourth proportional to 306,984.06, 423,631.62 and 171,017.82 is: 236,001.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,984.06 : 423,631.62 = 171,017.82 : x
  2. Step 2: Convert to fraction form
    306,984.06/423,631.62 = 171,017.82/x
  3. Step 3: Cross multiply
    306,984.06x = 423,631.62 × 171,017.82
  4. Step 4: Simplify right side
    306,984.06x = 72,448,556,135.47
  5. Step 5: Solve for x
    x = 72,448,556,135.47/306,984.06
  6. Step 6: Final answer
    x = 236,001.04

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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.