Home / 756,975.54-1,137,426.14-569,205.18

Finding the Fourth Proportional to 756,975.54, 1,137,426.14 and 569,205.18

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Solution

The fourth proportional to 756,975.54, 1,137,426.14 and 569,205.18 is: 855,283.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,975.54 : 1,137,426.14 = 569,205.18 : x
  2. Step 2: Convert to fraction form
    756,975.54/1,137,426.14 = 569,205.18/x
  3. Step 3: Cross multiply
    756,975.54x = 1,137,426.14 × 569,205.18
  4. Step 4: Simplify right side
    756,975.54x = 647,428,850,755.41
  5. Step 5: Solve for x
    x = 647,428,850,755.41/756,975.54
  6. Step 6: Final answer
    x = 855,283.71

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1.5x scale

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.