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Finding the Fourth Proportional to 562,841.44, 842,922 and 325,684.32

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Solution

The fourth proportional to 562,841.44, 842,922 and 325,684.32 is: 487,751.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,841.44 : 842,922 = 325,684.32 : x
  2. Step 2: Convert to fraction form
    562,841.44/842,922 = 325,684.32/x
  3. Step 3: Cross multiply
    562,841.44x = 842,922 × 325,684.32
  4. Step 4: Simplify right side
    562,841.44x = 274,526,478,383.04
  5. Step 5: Solve for x
    x = 274,526,478,383.04/562,841.44
  6. Step 6: Final answer
    x = 487,751.01

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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.