Home / 330,269.32-455,774.34-179,367.40

Finding the Fourth Proportional to 330,269.32, 455,774.34 and 179,367.40

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Solution

The fourth proportional to 330,269.32, 455,774.34 and 179,367.40 is: 247,528.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,269.32 : 455,774.34 = 179,367.40 : x
  2. Step 2: Convert to fraction form
    330,269.32/455,774.34 = 179,367.40/x
  3. Step 3: Cross multiply
    330,269.32x = 455,774.34 × 179,367.40
  4. Step 4: Simplify right side
    330,269.32x = 81,751,058,352.52
  5. Step 5: Solve for x
    x = 81,751,058,352.52/330,269.32
  6. Step 6: Final answer
    x = 247,528.47

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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.