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Finding the Fourth Proportional to 348,206.58, 477,395.64 and 341,908.02

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Solution

The fourth proportional to 348,206.58, 477,395.64 and 341,908.02 is: 468,760.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,206.58 : 477,395.64 = 341,908.02 : x
  2. Step 2: Convert to fraction form
    348,206.58/477,395.64 = 341,908.02/x
  3. Step 3: Cross multiply
    348,206.58x = 477,395.64 × 341,908.02
  4. Step 4: Simplify right side
    348,206.58x = 163,225,398,029.03
  5. Step 5: Solve for x
    x = 163,225,398,029.03/348,206.58
  6. Step 6: Final answer
    x = 468,760.23

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.