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Finding the Fourth Proportional to 248,592.04, 343,071.72 and 187,230.04

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Solution

The fourth proportional to 248,592.04, 343,071.72 and 187,230.04 is: 258,388.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,592.04 : 343,071.72 = 187,230.04 : x
  2. Step 2: Convert to fraction form
    248,592.04/343,071.72 = 187,230.04/x
  3. Step 3: Cross multiply
    248,592.04x = 343,071.72 × 187,230.04
  4. Step 4: Simplify right side
    248,592.04x = 64,233,331,858.47
  5. Step 5: Solve for x
    x = 64,233,331,858.47/248,592.04
  6. Step 6: Final answer
    x = 258,388.53

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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.