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Finding the Fourth Proportional to 341,424.76, 471,119.34 and 190,492.60

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Solution

The fourth proportional to 341,424.76, 471,119.34 and 190,492.60 is: 262,853.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,424.76 : 471,119.34 = 190,492.60 : x
  2. Step 2: Convert to fraction form
    341,424.76/471,119.34 = 190,492.60/x
  3. Step 3: Cross multiply
    341,424.76x = 471,119.34 × 190,492.60
  4. Step 4: Simplify right side
    341,424.76x = 89,744,747,986.88
  5. Step 5: Solve for x
    x = 89,744,747,986.88/341,424.76
  6. Step 6: Final answer
    x = 262,853.66

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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.