Home / 944,205.75-1,302,613.74-657,891.81

Finding the Fourth Proportional to 944,205.75, 1,302,613.74 and 657,891.81

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Solution

The fourth proportional to 944,205.75, 1,302,613.74 and 657,891.81 is: 907,618.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,205.75 : 1,302,613.74 = 657,891.81 : x
  2. Step 2: Convert to fraction form
    944,205.75/1,302,613.74 = 657,891.81/x
  3. Step 3: Cross multiply
    944,205.75x = 1,302,613.74 × 657,891.81
  4. Step 4: Simplify right side
    944,205.75x = 856,978,911,139.47
  5. Step 5: Solve for x
    x = 856,978,911,139.47/944,205.75
  6. Step 6: Final answer
    x = 907,618.82

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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.