Home / 856,112.52-1,284,071.58-225,075.54

Finding the Fourth Proportional to 856,112.52, 1,284,071.58 and 225,075.54

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Solution

The fourth proportional to 856,112.52, 1,284,071.58 and 225,075.54 is: 337,587.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,112.52 : 1,284,071.58 = 225,075.54 : x
  2. Step 2: Convert to fraction form
    856,112.52/1,284,071.58 = 225,075.54/x
  3. Step 3: Cross multiply
    856,112.52x = 1,284,071.58 × 225,075.54
  4. Step 4: Simplify right side
    856,112.52x = 289,013,104,267.15
  5. Step 5: Solve for x
    x = 289,013,104,267.15/856,112.52
  6. Step 6: Final answer
    x = 337,587.76

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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.