Home / 484,837.71-669,074.36-269,980.35

Finding the Fourth Proportional to 484,837.71, 669,074.36 and 269,980.35

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Solution

The fourth proportional to 484,837.71, 669,074.36 and 269,980.35 is: 372,571.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,837.71 : 669,074.36 = 269,980.35 : x
  2. Step 2: Convert to fraction form
    484,837.71/669,074.36 = 269,980.35/x
  3. Step 3: Cross multiply
    484,837.71x = 669,074.36 × 269,980.35
  4. Step 4: Simplify right side
    484,837.71x = 180,636,928,538.92
  5. Step 5: Solve for x
    x = 180,636,928,538.92/484,837.71
  6. Step 6: Final answer
    x = 372,571.94

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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.