Home / 400,848.16-601,271.16-164,191

Finding the Fourth Proportional to 400,848.16, 601,271.16 and 164,191

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Solution

The fourth proportional to 400,848.16, 601,271.16 and 164,191 is: 246,286.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,848.16 : 601,271.16 = 164,191 : x
  2. Step 2: Convert to fraction form
    400,848.16/601,271.16 = 164,191/x
  3. Step 3: Cross multiply
    400,848.16x = 601,271.16 × 164,191
  4. Step 4: Simplify right side
    400,848.16x = 98,723,313,031.56
  5. Step 5: Solve for x
    x = 98,723,313,031.56/400,848.16
  6. Step 6: Final answer
    x = 246,286.06

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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.