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Finding the Fourth Proportional to 401,827.01, 602,725.89 and 162,044.33

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Solution

The fourth proportional to 401,827.01, 602,725.89 and 162,044.33 is: 243,060.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,827.01 : 602,725.89 = 162,044.33 : x
  2. Step 2: Convert to fraction form
    401,827.01/602,725.89 = 162,044.33/x
  3. Step 3: Cross multiply
    401,827.01x = 602,725.89 × 162,044.33
  4. Step 4: Simplify right side
    401,827.01x = 97,668,313,018.70
  5. Step 5: Solve for x
    x = 97,668,313,018.70/401,827.01
  6. Step 6: Final answer
    x = 243,060.60

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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.