Home / 674,678.93-1,012,184.49-475,388.51

Finding the Fourth Proportional to 674,678.93, 1,012,184.49 and 475,388.51

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Solution

The fourth proportional to 674,678.93, 1,012,184.49 and 475,388.51 is: 713,199.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,678.93 : 1,012,184.49 = 475,388.51 : x
  2. Step 2: Convert to fraction form
    674,678.93/1,012,184.49 = 475,388.51/x
  3. Step 3: Cross multiply
    674,678.93x = 1,012,184.49 × 475,388.51
  4. Step 4: Simplify right side
    674,678.93x = 481,180,876,546.21
  5. Step 5: Solve for x
    x = 481,180,876,546.21/674,678.93
  6. Step 6: Final answer
    x = 713,199.80

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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.