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Finding the Fourth Proportional to 298,001.52, 411,239.23 and 162,035.52

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Solution

The fourth proportional to 298,001.52, 411,239.23 and 162,035.52 is: 223,607.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,001.52 : 411,239.23 = 162,035.52 : x
  2. Step 2: Convert to fraction form
    298,001.52/411,239.23 = 162,035.52/x
  3. Step 3: Cross multiply
    298,001.52x = 411,239.23 × 162,035.52
  4. Step 4: Simplify right side
    298,001.52x = 66,635,360,530.21
  5. Step 5: Solve for x
    x = 66,635,360,530.21/298,001.52
  6. Step 6: Final answer
    x = 223,607.45

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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.