Home / 328,976.34-493,511.58-101,291.22

Finding the Fourth Proportional to 328,976.34, 493,511.58 and 101,291.22

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Solution

The fourth proportional to 328,976.34, 493,511.58 and 101,291.22 is: 151,951.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,976.34 : 493,511.58 = 101,291.22 : x
  2. Step 2: Convert to fraction form
    328,976.34/493,511.58 = 101,291.22/x
  3. Step 3: Cross multiply
    328,976.34x = 493,511.58 × 101,291.22
  4. Step 4: Simplify right side
    328,976.34x = 49,988,390,022.33
  5. Step 5: Solve for x
    x = 49,988,390,022.33/328,976.34
  6. Step 6: Final answer
    x = 151,951.32

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1.5x scale

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.