Home / 581,111.56-871,750.50-281,346.04

Finding the Fourth Proportional to 581,111.56, 871,750.50 and 281,346.04

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Solution

The fourth proportional to 581,111.56, 871,750.50 and 281,346.04 is: 422,059.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,111.56 : 871,750.50 = 281,346.04 : x
  2. Step 2: Convert to fraction form
    581,111.56/871,750.50 = 281,346.04/x
  3. Step 3: Cross multiply
    581,111.56x = 871,750.50 × 281,346.04
  4. Step 4: Simplify right side
    581,111.56x = 245,263,551,043.02
  5. Step 5: Solve for x
    x = 245,263,551,043.02/581,111.56
  6. Step 6: Final answer
    x = 422,059.32

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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.