Home / 990,948.33-1,367,124.08-700,986.15

Finding the Fourth Proportional to 990,948.33, 1,367,124.08 and 700,986.15

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Solution

The fourth proportional to 990,948.33, 1,367,124.08 and 700,986.15 is: 967,088.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,948.33 : 1,367,124.08 = 700,986.15 : x
  2. Step 2: Convert to fraction form
    990,948.33/1,367,124.08 = 700,986.15/x
  3. Step 3: Cross multiply
    990,948.33x = 1,367,124.08 × 700,986.15
  4. Step 4: Simplify right side
    990,948.33x = 958,335,041,906.56
  5. Step 5: Solve for x
    x = 958,335,041,906.56/990,948.33
  6. Step 6: Final answer
    x = 967,088.81

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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.