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Finding the Fourth Proportional to 562,817.44, 842,886 and 325,660.32

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Solution

The fourth proportional to 562,817.44, 842,886 and 325,660.32 is: 487,715.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,817.44 : 842,886 = 325,660.32 : x
  2. Step 2: Convert to fraction form
    562,817.44/842,886 = 325,660.32/x
  3. Step 3: Cross multiply
    562,817.44x = 842,886 × 325,660.32
  4. Step 4: Simplify right side
    562,817.44x = 274,494,524,483.52
  5. Step 5: Solve for x
    x = 274,494,524,483.52/562,817.44
  6. Step 6: Final answer
    x = 487,715.03

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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.