Home / 498,428.10-747,622.70-166,004.10

Finding the Fourth Proportional to 498,428.10, 747,622.70 and 166,004.10

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Solution

The fourth proportional to 498,428.10, 747,622.70 and 166,004.10 is: 248,999.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,428.10 : 747,622.70 = 166,004.10 : x
  2. Step 2: Convert to fraction form
    498,428.10/747,622.70 = 166,004.10/x
  3. Step 3: Cross multiply
    498,428.10x = 747,622.70 × 166,004.10
  4. Step 4: Simplify right side
    498,428.10x = 124,108,433,453.07
  5. Step 5: Solve for x
    x = 124,108,433,453.07/498,428.10
  6. Step 6: Final answer
    x = 248,999.67

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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.