Home / 401,264.20-601,721.32-151,771.24

Finding the Fourth Proportional to 401,264.20, 601,721.32 and 151,771.24

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Solution

The fourth proportional to 401,264.20, 601,721.32 and 151,771.24 is: 227,590.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,264.20 : 601,721.32 = 151,771.24 : x
  2. Step 2: Convert to fraction form
    401,264.20/601,721.32 = 151,771.24/x
  3. Step 3: Cross multiply
    401,264.20x = 601,721.32 × 151,771.24
  4. Step 4: Simplify right side
    401,264.20x = 91,323,990,111.98
  5. Step 5: Solve for x
    x = 91,323,990,111.98/401,264.20
  6. Step 6: Final answer
    x = 227,590.67

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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.