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Finding the Fourth Proportional to 468,636.09, 702,808.74 and 169,077.72

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Solution

The fourth proportional to 468,636.09, 702,808.74 and 169,077.72 is: 253,564.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,636.09 : 702,808.74 = 169,077.72 : x
  2. Step 2: Convert to fraction form
    468,636.09/702,808.74 = 169,077.72/x
  3. Step 3: Cross multiply
    468,636.09x = 702,808.74 × 169,077.72
  4. Step 4: Simplify right side
    468,636.09x = 118,829,299,355.27
  5. Step 5: Solve for x
    x = 118,829,299,355.27/468,636.09
  6. Step 6: Final answer
    x = 253,564.12

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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.