Home / 906,966.94-1,251,623.27-499,077.57

Finding the Fourth Proportional to 906,966.94, 1,251,623.27 and 499,077.57

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Solution

The fourth proportional to 906,966.94, 1,251,623.27 and 499,077.57 is: 688,731.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,966.94 : 1,251,623.27 = 499,077.57 : x
  2. Step 2: Convert to fraction form
    906,966.94/1,251,623.27 = 499,077.57/x
  3. Step 3: Cross multiply
    906,966.94x = 1,251,623.27 × 499,077.57
  4. Step 4: Simplify right side
    906,966.94x = 624,657,100,147.05
  5. Step 5: Solve for x
    x = 624,657,100,147.05/906,966.94
  6. Step 6: Final answer
    x = 688,731.94

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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.