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Finding the Fourth Proportional to 355,247.35, 532,871.03 and 355,247.35

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Solution

The fourth proportional to 355,247.35, 532,871.03 and 355,247.35 is: 532,871.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,247.35 : 532,871.03 = 355,247.35 : x
  2. Step 2: Convert to fraction form
    355,247.35/532,871.03 = 355,247.35/x
  3. Step 3: Cross multiply
    355,247.35x = 532,871.03 × 355,247.35
  4. Step 4: Simplify right side
    355,247.35x = 189,301,021,299.27
  5. Step 5: Solve for x
    x = 189,301,021,299.27/355,247.35
  6. Step 6: Final answer
    x = 532,871.03

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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.