Home / 971,806.14-1,457,722.17-340,738.38

Finding the Fourth Proportional to 971,806.14, 1,457,722.17 and 340,738.38

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Solution

The fourth proportional to 971,806.14, 1,457,722.17 and 340,738.38 is: 511,112.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,806.14 : 1,457,722.17 = 340,738.38 : x
  2. Step 2: Convert to fraction form
    971,806.14/1,457,722.17 = 340,738.38/x
  3. Step 3: Cross multiply
    971,806.14x = 1,457,722.17 × 340,738.38
  4. Step 4: Simplify right side
    971,806.14x = 496,701,890,695.89
  5. Step 5: Solve for x
    x = 496,701,890,695.89/971,806.14
  6. Step 6: Final answer
    x = 511,112.11

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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.