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Finding the Fourth Proportional to 264,032.84, 395,475.60 and 162,521.48

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Solution

The fourth proportional to 264,032.84, 395,475.60 and 162,521.48 is: 243,429.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,032.84 : 395,475.60 = 162,521.48 : x
  2. Step 2: Convert to fraction form
    264,032.84/395,475.60 = 162,521.48/x
  3. Step 3: Cross multiply
    264,032.84x = 395,475.60 × 162,521.48
  4. Step 4: Simplify right side
    264,032.84x = 64,273,279,815.89
  5. Step 5: Solve for x
    x = 64,273,279,815.89/264,032.84
  6. Step 6: Final answer
    x = 243,429.11

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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.