Home / 299,206.51-412,890.55-163,232.35

Finding the Fourth Proportional to 299,206.51, 412,890.55 and 163,232.35

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Solution

The fourth proportional to 299,206.51, 412,890.55 and 163,232.35 is: 225,252.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,206.51 : 412,890.55 = 163,232.35 : x
  2. Step 2: Convert to fraction form
    299,206.51/412,890.55 = 163,232.35/x
  3. Step 3: Cross multiply
    299,206.51x = 412,890.55 × 163,232.35
  4. Step 4: Simplify right side
    299,206.51x = 67,397,093,328.99
  5. Step 5: Solve for x
    x = 67,397,093,328.99/299,206.51
  6. Step 6: Final answer
    x = 225,252.77

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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.