Home / 578,175.03-867,486.11-223,090.47

Finding the Fourth Proportional to 578,175.03, 867,486.11 and 223,090.47

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Solution

The fourth proportional to 578,175.03, 867,486.11 and 223,090.47 is: 334,721.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,175.03 : 867,486.11 = 223,090.47 : x
  2. Step 2: Convert to fraction form
    578,175.03/867,486.11 = 223,090.47/x
  3. Step 3: Cross multiply
    578,175.03x = 867,486.11 × 223,090.47
  4. Step 4: Simplify right side
    578,175.03x = 193,527,882,882.92
  5. Step 5: Solve for x
    x = 193,527,882,882.92/578,175.03
  6. Step 6: Final answer
    x = 334,721.97

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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.