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Finding the Fourth Proportional to 375,271.70, 562,769.15 and 162,049.46

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Solution

The fourth proportional to 375,271.70, 562,769.15 and 162,049.46 is: 243,014.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,271.70 : 562,769.15 = 162,049.46 : x
  2. Step 2: Convert to fraction form
    375,271.70/562,769.15 = 162,049.46/x
  3. Step 3: Cross multiply
    375,271.70x = 562,769.15 × 162,049.46
  4. Step 4: Simplify right side
    375,271.70x = 91,196,433,238.07
  5. Step 5: Solve for x
    x = 91,196,433,238.07/375,271.70
  6. Step 6: Final answer
    x = 243,014.42

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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.