Home / 907,274.80-1,360,912.20-641,554.30

Finding the Fourth Proportional to 907,274.80, 1,360,912.20 and 641,554.30

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Solution

The fourth proportional to 907,274.80, 1,360,912.20 and 641,554.30 is: 962,331.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,274.80 : 1,360,912.20 = 641,554.30 : x
  2. Step 2: Convert to fraction form
    907,274.80/1,360,912.20 = 641,554.30/x
  3. Step 3: Cross multiply
    907,274.80x = 1,360,912.20 × 641,554.30
  4. Step 4: Simplify right side
    907,274.80x = 873,099,073,832.46
  5. Step 5: Solve for x
    x = 873,099,073,832.46/907,274.80
  6. Step 6: Final answer
    x = 962,331.45

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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.