Home / 215,314.72-296,826.36-151,454.32

Finding the Fourth Proportional to 215,314.72, 296,826.36 and 151,454.32

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Solution

The fourth proportional to 215,314.72, 296,826.36 and 151,454.32 is: 208,790.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,314.72 : 296,826.36 = 151,454.32 : x
  2. Step 2: Convert to fraction form
    215,314.72/296,826.36 = 151,454.32/x
  3. Step 3: Cross multiply
    215,314.72x = 296,826.36 × 151,454.32
  4. Step 4: Simplify right side
    215,314.72x = 44,955,634,511.88
  5. Step 5: Solve for x
    x = 44,955,634,511.88/215,314.72
  6. Step 6: Final answer
    x = 208,790.34

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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.