Home / 971,837.70-1,457,100.45-516,504.30

Finding the Fourth Proportional to 971,837.70, 1,457,100.45 and 516,504.30

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Solution

The fourth proportional to 971,837.70, 1,457,100.45 and 516,504.30 is: 774,407.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,837.70 : 1,457,100.45 = 516,504.30 : x
  2. Step 2: Convert to fraction form
    971,837.70/1,457,100.45 = 516,504.30/x
  3. Step 3: Cross multiply
    971,837.70x = 1,457,100.45 × 516,504.30
  4. Step 4: Simplify right side
    971,837.70x = 752,598,647,956.94
  5. Step 5: Solve for x
    x = 752,598,647,956.94/971,837.70
  6. Step 6: Final answer
    x = 774,407.75

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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.