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Finding the Fourth Proportional to 349,145.64, 481,841.60 and 262,952.60

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Solution

The fourth proportional to 349,145.64, 481,841.60 and 262,952.60 is: 362,890.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,145.64 : 481,841.60 = 262,952.60 : x
  2. Step 2: Convert to fraction form
    349,145.64/481,841.60 = 262,952.60/x
  3. Step 3: Cross multiply
    349,145.64x = 481,841.60 × 262,952.60
  4. Step 4: Simplify right side
    349,145.64x = 126,701,497,784.19
  5. Step 5: Solve for x
    x = 126,701,497,784.19/349,145.64
  6. Step 6: Final answer
    x = 362,890.10

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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.