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Finding the Fourth Proportional to 315,168.93, 472,840.88 and 175,025.97

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Solution

The fourth proportional to 315,168.93, 472,840.88 and 175,025.97 is: 262,587.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,168.93 : 472,840.88 = 175,025.97 : x
  2. Step 2: Convert to fraction form
    315,168.93/472,840.88 = 175,025.97/x
  3. Step 3: Cross multiply
    315,168.93x = 472,840.88 × 175,025.97
  4. Step 4: Simplify right side
    315,168.93x = 82,759,432,802.52
  5. Step 5: Solve for x
    x = 82,759,432,802.52/315,168.93
  6. Step 6: Final answer
    x = 262,587.54

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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.