Home / 774,525.84-1,162,243.47-325,212.15

Finding the Fourth Proportional to 774,525.84, 1,162,243.47 and 325,212.15

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Solution

The fourth proportional to 774,525.84, 1,162,243.47 and 325,212.15 is: 488,009.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,525.84 : 1,162,243.47 = 325,212.15 : x
  2. Step 2: Convert to fraction form
    774,525.84/1,162,243.47 = 325,212.15/x
  3. Step 3: Cross multiply
    774,525.84x = 1,162,243.47 × 325,212.15
  4. Step 4: Simplify right side
    774,525.84x = 377,975,697,702.16
  5. Step 5: Solve for x
    x = 377,975,697,702.16/774,525.84
  6. Step 6: Final answer
    x = 488,009.15

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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.