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Finding the Fourth Proportional to 662,097, 913,693.86 and 360,293.16

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Solution

The fourth proportional to 662,097, 913,693.86 and 360,293.16 is: 497,204.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,097 : 913,693.86 = 360,293.16 : x
  2. Step 2: Convert to fraction form
    662,097/913,693.86 = 360,293.16/x
  3. Step 3: Cross multiply
    662,097x = 913,693.86 × 360,293.16
  4. Step 4: Simplify right side
    662,097x = 329,197,648,092.00
  5. Step 5: Solve for x
    x = 329,197,648,092.00/662,097
  6. Step 6: Final answer
    x = 497,204.56

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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.