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Finding the Fourth Proportional to 349,146.64, 481,842.98 and 262,953.60

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Solution

The fourth proportional to 349,146.64, 481,842.98 and 262,953.60 is: 362,891.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,146.64 : 481,842.98 = 262,953.60 : x
  2. Step 2: Convert to fraction form
    349,146.64/481,842.98 = 262,953.60/x
  3. Step 3: Cross multiply
    349,146.64x = 481,842.98 × 262,953.60
  4. Step 4: Simplify right side
    349,146.64x = 126,702,346,225.73
  5. Step 5: Solve for x
    x = 126,702,346,225.73/349,146.64
  6. Step 6: Final answer
    x = 362,891.50

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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.