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Finding the Fourth Proportional to 616,253, 924,432.06 and 173,021

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Solution

The fourth proportional to 616,253, 924,432.06 and 173,021 is: 259,546.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,253 : 924,432.06 = 173,021 : x
  2. Step 2: Convert to fraction form
    616,253/924,432.06 = 173,021/x
  3. Step 3: Cross multiply
    616,253x = 924,432.06 × 173,021
  4. Step 4: Simplify right side
    616,253x = 159,946,159,453.26
  5. Step 5: Solve for x
    x = 159,946,159,453.26/616,253
  6. Step 6: Final answer
    x = 259,546.26

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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.