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Finding the Fourth Proportional to 902,855.48, 1,353,889.47 and 341,496.32

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Solution

The fourth proportional to 902,855.48, 1,353,889.47 and 341,496.32 is: 512,095.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,855.48 : 1,353,889.47 = 341,496.32 : x
  2. Step 2: Convert to fraction form
    902,855.48/1,353,889.47 = 341,496.32/x
  3. Step 3: Cross multiply
    902,855.48x = 1,353,889.47 × 341,496.32
  4. Step 4: Simplify right side
    902,855.48x = 462,348,271,691.75
  5. Step 5: Solve for x
    x = 462,348,271,691.75/902,855.48
  6. Step 6: Final answer
    x = 512,095.55

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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.