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Finding the Fourth Proportional to 301,605.40, 452,473.19 and 101,921.37

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Solution

The fourth proportional to 301,605.40, 452,473.19 and 101,921.37 is: 152,904.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,605.40 : 452,473.19 = 101,921.37 : x
  2. Step 2: Convert to fraction form
    301,605.40/452,473.19 = 101,921.37/x
  3. Step 3: Cross multiply
    301,605.40x = 452,473.19 × 101,921.37
  4. Step 4: Simplify right side
    301,605.40x = 46,116,687,413.07
  5. Step 5: Solve for x
    x = 46,116,687,413.07/301,605.40
  6. Step 6: Final answer
    x = 152,904.05

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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.