Home / 334,976.80-502,465.20-331,477.60

Finding the Fourth Proportional to 334,976.80, 502,465.20 and 331,477.60

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Solution

The fourth proportional to 334,976.80, 502,465.20 and 331,477.60 is: 497,216.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,976.80 : 502,465.20 = 331,477.60 : x
  2. Step 2: Convert to fraction form
    334,976.80/502,465.20 = 331,477.60/x
  3. Step 3: Cross multiply
    334,976.80x = 502,465.20 × 331,477.60
  4. Step 4: Simplify right side
    334,976.80x = 166,555,958,579.52
  5. Step 5: Solve for x
    x = 166,555,958,579.52/334,976.80
  6. Step 6: Final answer
    x = 497,216.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.