Home / 351,905.58-527,005.94-243,531.27

Finding the Fourth Proportional to 351,905.58, 527,005.94 and 243,531.27

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Solution

The fourth proportional to 351,905.58, 527,005.94 and 243,531.27 is: 364,706.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,905.58 : 527,005.94 = 243,531.27 : x
  2. Step 2: Convert to fraction form
    351,905.58/527,005.94 = 243,531.27/x
  3. Step 3: Cross multiply
    351,905.58x = 527,005.94 × 243,531.27
  4. Step 4: Simplify right side
    351,905.58x = 128,342,426,474.57
  5. Step 5: Solve for x
    x = 128,342,426,474.57/351,905.58
  6. Step 6: Final answer
    x = 364,706.99

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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.