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Finding the Fourth Proportional to 468,648.96, 702,828 and 169,090.64

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Solution

The fourth proportional to 468,648.96, 702,828 and 169,090.64 is: 253,583.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,648.96 : 702,828 = 169,090.64 : x
  2. Step 2: Convert to fraction form
    468,648.96/702,828 = 169,090.64/x
  3. Step 3: Cross multiply
    468,648.96x = 702,828 × 169,090.64
  4. Step 4: Simplify right side
    468,648.96x = 118,841,636,329.92
  5. Step 5: Solve for x
    x = 118,841,636,329.92/468,648.96
  6. Step 6: Final answer
    x = 253,583.48

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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.