Home / 754,942.94-1,041,789.90-410,780.22

Finding the Fourth Proportional to 754,942.94, 1,041,789.90 and 410,780.22

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Solution

The fourth proportional to 754,942.94, 1,041,789.90 and 410,780.22 is: 566,859.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,942.94 : 1,041,789.90 = 410,780.22 : x
  2. Step 2: Convert to fraction form
    754,942.94/1,041,789.90 = 410,780.22/x
  3. Step 3: Cross multiply
    754,942.94x = 1,041,789.90 × 410,780.22
  4. Step 4: Simplify right side
    754,942.94x = 427,946,684,315.78
  5. Step 5: Solve for x
    x = 427,946,684,315.78/754,942.94
  6. Step 6: Final answer
    x = 566,859.64

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1.5x scale

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.