Home / 556,926.42-835,255.80-257,118.96

Finding the Fourth Proportional to 556,926.42, 835,255.80 and 257,118.96

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Solution

The fourth proportional to 556,926.42, 835,255.80 and 257,118.96 is: 385,616.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,926.42 : 835,255.80 = 257,118.96 : x
  2. Step 2: Convert to fraction form
    556,926.42/835,255.80 = 257,118.96/x
  3. Step 3: Cross multiply
    556,926.42x = 835,255.80 × 257,118.96
  4. Step 4: Simplify right side
    556,926.42x = 214,760,102,629.97
  5. Step 5: Solve for x
    x = 214,760,102,629.97/556,926.42
  6. Step 6: Final answer
    x = 385,616.65

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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.