Home / 871,616.63-1,306,676.15-302,923.85

Finding the Fourth Proportional to 871,616.63, 1,306,676.15 and 302,923.85

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Solution

The fourth proportional to 871,616.63, 1,306,676.15 and 302,923.85 is: 454,125.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,616.63 : 1,306,676.15 = 302,923.85 : x
  2. Step 2: Convert to fraction form
    871,616.63/1,306,676.15 = 302,923.85/x
  3. Step 3: Cross multiply
    871,616.63x = 1,306,676.15 × 302,923.85
  4. Step 4: Simplify right side
    871,616.63x = 395,823,362,013.18
  5. Step 5: Solve for x
    x = 395,823,362,013.18/871,616.63
  6. Step 6: Final answer
    x = 454,125.53

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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.