Home / 668,666.37-1,002,996.10-163,230.02

Finding the Fourth Proportional to 668,666.37, 1,002,996.10 and 163,230.02

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Solution

The fourth proportional to 668,666.37, 1,002,996.10 and 163,230.02 is: 244,844.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,666.37 : 1,002,996.10 = 163,230.02 : x
  2. Step 2: Convert to fraction form
    668,666.37/1,002,996.10 = 163,230.02/x
  3. Step 3: Cross multiply
    668,666.37x = 1,002,996.10 × 163,230.02
  4. Step 4: Simplify right side
    668,666.37x = 163,719,072,413.21
  5. Step 5: Solve for x
    x = 163,719,072,413.21/668,666.37
  6. Step 6: Final answer
    x = 244,844.18

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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.