Home / 939,076.30-1,294,898.26-697,806.46

Finding the Fourth Proportional to 939,076.30, 1,294,898.26 and 697,806.46

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Solution

The fourth proportional to 939,076.30, 1,294,898.26 and 697,806.46 is: 962,209.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,076.30 : 1,294,898.26 = 697,806.46 : x
  2. Step 2: Convert to fraction form
    939,076.30/1,294,898.26 = 697,806.46/x
  3. Step 3: Cross multiply
    939,076.30x = 1,294,898.26 × 697,806.46
  4. Step 4: Simplify right side
    939,076.30x = 903,588,370,870.76
  5. Step 5: Solve for x
    x = 903,588,370,870.76/939,076.30
  6. Step 6: Final answer
    x = 962,209.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.