Home / 290,962.63-401,468.23-170,080.53

Finding the Fourth Proportional to 290,962.63, 401,468.23 and 170,080.53

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Solution

The fourth proportional to 290,962.63, 401,468.23 and 170,080.53 is: 234,675.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,962.63 : 401,468.23 = 170,080.53 : x
  2. Step 2: Convert to fraction form
    290,962.63/401,468.23 = 170,080.53/x
  3. Step 3: Cross multiply
    290,962.63x = 401,468.23 × 170,080.53
  4. Step 4: Simplify right side
    290,962.63x = 68,281,929,336.56
  5. Step 5: Solve for x
    x = 68,281,929,336.56/290,962.63
  6. Step 6: Final answer
    x = 234,675.94

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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.