Home / 581,905.08-871,232.34-314,708.28

Finding the Fourth Proportional to 581,905.08, 871,232.34 and 314,708.28

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Solution

The fourth proportional to 581,905.08, 871,232.34 and 314,708.28 is: 471,183.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,905.08 : 871,232.34 = 314,708.28 : x
  2. Step 2: Convert to fraction form
    581,905.08/871,232.34 = 314,708.28/x
  3. Step 3: Cross multiply
    581,905.08x = 871,232.34 × 314,708.28
  4. Step 4: Simplify right side
    581,905.08x = 274,184,031,201.78
  5. Step 5: Solve for x
    x = 274,184,031,201.78/581,905.08
  6. Step 6: Final answer
    x = 471,183.43

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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.