Home / 774,564.03-1,162,043.13-454,986.15

Finding the Fourth Proportional to 774,564.03, 1,162,043.13 and 454,986.15

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Solution

The fourth proportional to 774,564.03, 1,162,043.13 and 454,986.15 is: 682,594.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,564.03 : 1,162,043.13 = 454,986.15 : x
  2. Step 2: Convert to fraction form
    774,564.03/1,162,043.13 = 454,986.15/x
  3. Step 3: Cross multiply
    774,564.03x = 1,162,043.13 × 454,986.15
  4. Step 4: Simplify right side
    774,564.03x = 528,713,529,852.65
  5. Step 5: Solve for x
    x = 528,713,529,852.65/774,564.03
  6. Step 6: Final answer
    x = 682,594.99

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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.