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Finding the Fourth Proportional to 514,745.70, 773,004.29 and 492,602.33

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Solution

The fourth proportional to 514,745.70, 773,004.29 and 492,602.33 is: 739,751.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,745.70 : 773,004.29 = 492,602.33 : x
  2. Step 2: Convert to fraction form
    514,745.70/773,004.29 = 492,602.33/x
  3. Step 3: Cross multiply
    514,745.70x = 773,004.29 × 492,602.33
  4. Step 4: Simplify right side
    514,745.70x = 380,783,708,025.96
  5. Step 5: Solve for x
    x = 380,783,708,025.96/514,745.70
  6. Step 6: Final answer
    x = 739,751.12

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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.