Home / 349,927.12-482,914.79-196,975.18

Finding the Fourth Proportional to 349,927.12, 482,914.79 and 196,975.18

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Solution

The fourth proportional to 349,927.12, 482,914.79 and 196,975.18 is: 271,834.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,927.12 : 482,914.79 = 196,975.18 : x
  2. Step 2: Convert to fraction form
    349,927.12/482,914.79 = 196,975.18/x
  3. Step 3: Cross multiply
    349,927.12x = 482,914.79 × 196,975.18
  4. Step 4: Simplify right side
    349,927.12x = 95,122,225,762.78
  5. Step 5: Solve for x
    x = 95,122,225,762.78/349,927.12
  6. Step 6: Final answer
    x = 271,834.40

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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.