Home / 789,597.77-1,184,495.09-256,975.79

Finding the Fourth Proportional to 789,597.77, 1,184,495.09 and 256,975.79

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Solution

The fourth proportional to 789,597.77, 1,184,495.09 and 256,975.79 is: 385,495.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,597.77 : 1,184,495.09 = 256,975.79 : x
  2. Step 2: Convert to fraction form
    789,597.77/1,184,495.09 = 256,975.79/x
  3. Step 3: Cross multiply
    789,597.77x = 1,184,495.09 × 256,975.79
  4. Step 4: Simplify right side
    789,597.77x = 304,386,554,296.52
  5. Step 5: Solve for x
    x = 304,386,554,296.52/789,597.77
  6. Step 6: Final answer
    x = 385,495.71

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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.