Home / 674,682.40-1,012,189.74-475,392.04

Finding the Fourth Proportional to 674,682.40, 1,012,189.74 and 475,392.04

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Solution

The fourth proportional to 674,682.40, 1,012,189.74 and 475,392.04 is: 713,205.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,682.40 : 1,012,189.74 = 475,392.04 : x
  2. Step 2: Convert to fraction form
    674,682.40/1,012,189.74 = 475,392.04/x
  3. Step 3: Cross multiply
    674,682.40x = 1,012,189.74 × 475,392.04
  4. Step 4: Simplify right side
    674,682.40x = 481,186,945,365.67
  5. Step 5: Solve for x
    x = 481,186,945,365.67/674,682.40
  6. Step 6: Final answer
    x = 713,205.12

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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.