Home / 1,196,293.34-1,792,890-485,933.90

Finding the Fourth Proportional to 1,196,293.34, 1,792,890 and 485,933.90

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Solution

The fourth proportional to 1,196,293.34, 1,792,890 and 485,933.90 is: 728,271.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,293.34 : 1,792,890 = 485,933.90 : x
  2. Step 2: Convert to fraction form
    1,196,293.34/1,792,890 = 485,933.90/x
  3. Step 3: Cross multiply
    1,196,293.34x = 1,792,890 × 485,933.90
  4. Step 4: Simplify right side
    1,196,293.34x = 871,226,029,971
  5. Step 5: Solve for x
    x = 871,226,029,971/1,196,293.34
  6. Step 6: Final answer
    x = 728,271.24

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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.