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Finding the Fourth Proportional to 225,000.70, 337,501.05 and 214,632.70

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Solution

The fourth proportional to 225,000.70, 337,501.05 and 214,632.70 is: 321,949.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,000.70 : 337,501.05 = 214,632.70 : x
  2. Step 2: Convert to fraction form
    225,000.70/337,501.05 = 214,632.70/x
  3. Step 3: Cross multiply
    225,000.70x = 337,501.05 × 214,632.70
  4. Step 4: Simplify right side
    225,000.70x = 72,438,761,614.34
  5. Step 5: Solve for x
    x = 72,438,761,614.34/225,000.70
  6. Step 6: Final answer
    x = 321,949.05

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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.