Home / 401,519.95-602,251.74-188,334.62

Finding the Fourth Proportional to 401,519.95, 602,251.74 and 188,334.62

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Solution

The fourth proportional to 401,519.95, 602,251.74 and 188,334.62 is: 282,488.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,519.95 : 602,251.74 = 188,334.62 : x
  2. Step 2: Convert to fraction form
    401,519.95/602,251.74 = 188,334.62/x
  3. Step 3: Cross multiply
    401,519.95x = 602,251.74 × 188,334.62
  4. Step 4: Simplify right side
    401,519.95x = 113,424,851,844.42
  5. Step 5: Solve for x
    x = 113,424,851,844.42/401,519.95
  6. Step 6: Final answer
    x = 282,488.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.