Home / 346,116.76-477,456.06-238,739.92

Finding the Fourth Proportional to 346,116.76, 477,456.06 and 238,739.92

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Solution

The fourth proportional to 346,116.76, 477,456.06 and 238,739.92 is: 329,333.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,116.76 : 477,456.06 = 238,739.92 : x
  2. Step 2: Convert to fraction form
    346,116.76/477,456.06 = 238,739.92/x
  3. Step 3: Cross multiply
    346,116.76x = 477,456.06 × 238,739.92
  4. Step 4: Simplify right side
    346,116.76x = 113,987,821,567.92
  5. Step 5: Solve for x
    x = 113,987,821,567.92/346,116.76
  6. Step 6: Final answer
    x = 329,333.44

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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.