Home / 797,317.94-1,196,130.92-257,719.43

Finding the Fourth Proportional to 797,317.94, 1,196,130.92 and 257,719.43

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Solution

The fourth proportional to 797,317.94, 1,196,130.92 and 257,719.43 is: 386,628.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,317.94 : 1,196,130.92 = 257,719.43 : x
  2. Step 2: Convert to fraction form
    797,317.94/1,196,130.92 = 257,719.43/x
  3. Step 3: Cross multiply
    797,317.94x = 1,196,130.92 × 257,719.43
  4. Step 4: Simplify right side
    797,317.94x = 308,266,180,609.51
  5. Step 5: Solve for x
    x = 308,266,180,609.51/797,317.94
  6. Step 6: Final answer
    x = 386,628.93

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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.