Home / 756,672.89-1,132,205.72-606,457.58

Finding the Fourth Proportional to 756,672.89, 1,132,205.72 and 606,457.58

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Solution

The fourth proportional to 756,672.89, 1,132,205.72 and 606,457.58 is: 907,439.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,672.89 : 1,132,205.72 = 606,457.58 : x
  2. Step 2: Convert to fraction form
    756,672.89/1,132,205.72 = 606,457.58/x
  3. Step 3: Cross multiply
    756,672.89x = 1,132,205.72 × 606,457.58
  4. Step 4: Simplify right side
    756,672.89x = 686,634,743,805.68
  5. Step 5: Solve for x
    x = 686,634,743,805.68/756,672.89
  6. Step 6: Final answer
    x = 907,439.33

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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.