Home / 756,090.50-1,134,345.94-329,663.59

Finding the Fourth Proportional to 756,090.50, 1,134,345.94 and 329,663.59

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Solution

The fourth proportional to 756,090.50, 1,134,345.94 and 329,663.59 is: 494,587.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,090.50 : 1,134,345.94 = 329,663.59 : x
  2. Step 2: Convert to fraction form
    756,090.50/1,134,345.94 = 329,663.59/x
  3. Step 3: Cross multiply
    756,090.50x = 1,134,345.94 × 329,663.59
  4. Step 4: Simplify right side
    756,090.50x = 373,952,554,882.33
  5. Step 5: Solve for x
    x = 373,952,554,882.33/756,090.50
  6. Step 6: Final answer
    x = 494,587.03

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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.