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Finding the Fourth Proportional to 461,495.62, 692,316.62 and 195,258.12

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Solution

The fourth proportional to 461,495.62, 692,316.62 and 195,258.12 is: 292,918.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,495.62 : 692,316.62 = 195,258.12 : x
  2. Step 2: Convert to fraction form
    461,495.62/692,316.62 = 195,258.12/x
  3. Step 3: Cross multiply
    461,495.62x = 692,316.62 × 195,258.12
  4. Step 4: Simplify right side
    461,495.62x = 135,180,441,665.95
  5. Step 5: Solve for x
    x = 135,180,441,665.95/461,495.62
  6. Step 6: Final answer
    x = 292,918.15

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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.