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Finding the Fourth Proportional to 346,293.36, 477,891.48 and 195,393.84

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Solution

The fourth proportional to 346,293.36, 477,891.48 and 195,393.84 is: 269,647.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,293.36 : 477,891.48 = 195,393.84 : x
  2. Step 2: Convert to fraction form
    346,293.36/477,891.48 = 195,393.84/x
  3. Step 3: Cross multiply
    346,293.36x = 477,891.48 × 195,393.84
  4. Step 4: Simplify right side
    346,293.36x = 93,377,051,380.48
  5. Step 5: Solve for x
    x = 93,377,051,380.48/346,293.36
  6. Step 6: Final answer
    x = 269,647.25

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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.