Home / 268,519.82-370,466.65-152,220.81

Finding the Fourth Proportional to 268,519.82, 370,466.65 and 152,220.81

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Solution

The fourth proportional to 268,519.82, 370,466.65 and 152,220.81 is: 210,013.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,519.82 : 370,466.65 = 152,220.81 : x
  2. Step 2: Convert to fraction form
    268,519.82/370,466.65 = 152,220.81/x
  3. Step 3: Cross multiply
    268,519.82x = 370,466.65 × 152,220.81
  4. Step 4: Simplify right side
    268,519.82x = 56,392,734,086.60
  5. Step 5: Solve for x
    x = 56,392,734,086.60/268,519.82
  6. Step 6: Final answer
    x = 210,013.30

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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.