Home / 349,799.04-482,749.08-213,858.72

Finding the Fourth Proportional to 349,799.04, 482,749.08 and 213,858.72

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Solution

The fourth proportional to 349,799.04, 482,749.08 and 213,858.72 is: 295,141.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,799.04 : 482,749.08 = 213,858.72 : x
  2. Step 2: Convert to fraction form
    349,799.04/482,749.08 = 213,858.72/x
  3. Step 3: Cross multiply
    349,799.04x = 482,749.08 × 213,858.72
  4. Step 4: Simplify right side
    349,799.04x = 103,240,100,329.98
  5. Step 5: Solve for x
    x = 103,240,100,329.98/349,799.04
  6. Step 6: Final answer
    x = 295,141.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.