Home / 697,912.20-1,046,868.30-651,256.20

Finding the Fourth Proportional to 697,912.20, 1,046,868.30 and 651,256.20

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Solution

The fourth proportional to 697,912.20, 1,046,868.30 and 651,256.20 is: 976,884.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,912.20 : 1,046,868.30 = 651,256.20 : x
  2. Step 2: Convert to fraction form
    697,912.20/1,046,868.30 = 651,256.20/x
  3. Step 3: Cross multiply
    697,912.20x = 1,046,868.30 × 651,256.20
  4. Step 4: Simplify right side
    697,912.20x = 681,779,470,958.46
  5. Step 5: Solve for x
    x = 681,779,470,958.46/697,912.20
  6. Step 6: Final answer
    x = 976,884.30

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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.