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Finding the Fourth Proportional to 343,853.22, 474,591.72 and 262,393.14

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Solution

The fourth proportional to 343,853.22, 474,591.72 and 262,393.14 is: 362,159.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,853.22 : 474,591.72 = 262,393.14 : x
  2. Step 2: Convert to fraction form
    343,853.22/474,591.72 = 262,393.14/x
  3. Step 3: Cross multiply
    343,853.22x = 474,591.72 × 262,393.14
  4. Step 4: Simplify right side
    343,853.22x = 124,529,611,628.80
  5. Step 5: Solve for x
    x = 124,529,611,628.80/343,853.22
  6. Step 6: Final answer
    x = 362,159.21

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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.