Home / 569,052.09-784,379.79-385,232.69

Finding the Fourth Proportional to 569,052.09, 784,379.79 and 385,232.69

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Solution

The fourth proportional to 569,052.09, 784,379.79 and 385,232.69 is: 531,003.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,052.09 : 784,379.79 = 385,232.69 : x
  2. Step 2: Convert to fraction form
    569,052.09/784,379.79 = 385,232.69/x
  3. Step 3: Cross multiply
    569,052.09x = 784,379.79 × 385,232.69
  4. Step 4: Simplify right side
    569,052.09x = 302,168,732,561.44
  5. Step 5: Solve for x
    x = 302,168,732,561.44/569,052.09
  6. Step 6: Final answer
    x = 531,003.64

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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.