Home / 797,635.77-1,196,685.32-257,880.53

Finding the Fourth Proportional to 797,635.77, 1,196,685.32 and 257,880.53

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Solution

The fourth proportional to 797,635.77, 1,196,685.32 and 257,880.53 is: 386,895.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,635.77 : 1,196,685.32 = 257,880.53 : x
  2. Step 2: Convert to fraction form
    797,635.77/1,196,685.32 = 257,880.53/x
  3. Step 3: Cross multiply
    797,635.77x = 1,196,685.32 × 257,880.53
  4. Step 4: Simplify right side
    797,635.77x = 308,601,837,291.99
  5. Step 5: Solve for x
    x = 308,601,837,291.99/797,635.77
  6. Step 6: Final answer
    x = 386,895.68

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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.