Home / 349,743.80-524,615.70-273,636.20

Finding the Fourth Proportional to 349,743.80, 524,615.70 and 273,636.20

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Solution

The fourth proportional to 349,743.80, 524,615.70 and 273,636.20 is: 410,454.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,743.80 : 524,615.70 = 273,636.20 : x
  2. Step 2: Convert to fraction form
    349,743.80/524,615.70 = 273,636.20/x
  3. Step 3: Cross multiply
    349,743.80x = 524,615.70 × 273,636.20
  4. Step 4: Simplify right side
    349,743.80x = 143,553,846,608.34
  5. Step 5: Solve for x
    x = 143,553,846,608.34/349,743.80
  6. Step 6: Final answer
    x = 410,454.30

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1.5x scale

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.