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Finding the Fourth Proportional to 323,152.90, 484,521.10 and 154,669.14

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Solution

The fourth proportional to 323,152.90, 484,521.10 and 154,669.14 is: 231,904.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,152.90 : 484,521.10 = 154,669.14 : x
  2. Step 2: Convert to fraction form
    323,152.90/484,521.10 = 154,669.14/x
  3. Step 3: Cross multiply
    323,152.90x = 484,521.10 × 154,669.14
  4. Step 4: Simplify right side
    323,152.90x = 74,940,461,462.18
  5. Step 5: Solve for x
    x = 74,940,461,462.18/323,152.90
  6. Step 6: Final answer
    x = 231,904.04

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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.