Home / 696,939.46-962,114.38-467,412.78

Finding the Fourth Proportional to 696,939.46, 962,114.38 and 467,412.78

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Solution

The fourth proportional to 696,939.46, 962,114.38 and 467,412.78 is: 645,256.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,939.46 : 962,114.38 = 467,412.78 : x
  2. Step 2: Convert to fraction form
    696,939.46/962,114.38 = 467,412.78/x
  3. Step 3: Cross multiply
    696,939.46x = 962,114.38 × 467,412.78
  4. Step 4: Simplify right side
    696,939.46x = 449,704,557,033.78
  5. Step 5: Solve for x
    x = 449,704,557,033.78/696,939.46
  6. Step 6: Final answer
    x = 645,256.27

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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.