Home / 971,031-1,456,546.50-306,183

Finding the Fourth Proportional to 971,031, 1,456,546.50 and 306,183

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Solution

The fourth proportional to 971,031, 1,456,546.50 and 306,183 is: 459,274.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,031 : 1,456,546.50 = 306,183 : x
  2. Step 2: Convert to fraction form
    971,031/1,456,546.50 = 306,183/x
  3. Step 3: Cross multiply
    971,031x = 1,456,546.50 × 306,183
  4. Step 4: Simplify right side
    971,031x = 445,969,777,009.50
  5. Step 5: Solve for x
    x = 445,969,777,009.50/971,031
  6. Step 6: Final answer
    x = 459,274.50

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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.