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Finding the Fourth Proportional to 248,668.68, 373,005.60 and 199,064.10

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Solution

The fourth proportional to 248,668.68, 373,005.60 and 199,064.10 is: 298,598.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,668.68 : 373,005.60 = 199,064.10 : x
  2. Step 2: Convert to fraction form
    248,668.68/373,005.60 = 199,064.10/x
  3. Step 3: Cross multiply
    248,668.68x = 373,005.60 × 199,064.10
  4. Step 4: Simplify right side
    248,668.68x = 74,252,024,058.96
  5. Step 5: Solve for x
    x = 74,252,024,058.96/248,668.68
  6. Step 6: Final answer
    x = 298,598.22

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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.