Home / 290,561.06-401,006.73-175,902.88

Finding the Fourth Proportional to 290,561.06, 401,006.73 and 175,902.88

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Solution

The fourth proportional to 290,561.06, 401,006.73 and 175,902.88 is: 242,765.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,561.06 : 401,006.73 = 175,902.88 : x
  2. Step 2: Convert to fraction form
    290,561.06/401,006.73 = 175,902.88/x
  3. Step 3: Cross multiply
    290,561.06x = 401,006.73 × 175,902.88
  4. Step 4: Simplify right side
    290,561.06x = 70,538,238,706.38
  5. Step 5: Solve for x
    x = 70,538,238,706.38/290,561.06
  6. Step 6: Final answer
    x = 242,765.63

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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.