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Finding the Fourth Proportional to 275,523.74, 412,890.93 and 156,950.24

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Solution

The fourth proportional to 275,523.74, 412,890.93 and 156,950.24 is: 235,200.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,523.74 : 412,890.93 = 156,950.24 : x
  2. Step 2: Convert to fraction form
    275,523.74/412,890.93 = 156,950.24/x
  3. Step 3: Cross multiply
    275,523.74x = 412,890.93 × 156,950.24
  4. Step 4: Simplify right side
    275,523.74x = 64,803,330,557.32
  5. Step 5: Solve for x
    x = 64,803,330,557.32/275,523.74
  6. Step 6: Final answer
    x = 235,200.53

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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.