Home / 851,509.44-1,175,056.20-469,552.32

Finding the Fourth Proportional to 851,509.44, 1,175,056.20 and 469,552.32

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Solution

The fourth proportional to 851,509.44, 1,175,056.20 and 469,552.32 is: 647,967.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,509.44 : 1,175,056.20 = 469,552.32 : x
  2. Step 2: Convert to fraction form
    851,509.44/1,175,056.20 = 469,552.32/x
  3. Step 3: Cross multiply
    851,509.44x = 1,175,056.20 × 469,552.32
  4. Step 4: Simplify right side
    851,509.44x = 551,750,364,840.38
  5. Step 5: Solve for x
    x = 551,750,364,840.38/851,509.44
  6. Step 6: Final answer
    x = 647,967.41

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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.