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Finding the Fourth Proportional to 246,745.40, 369,534.90 and 167,430.20

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Solution

The fourth proportional to 246,745.40, 369,534.90 and 167,430.20 is: 250,749.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,745.40 : 369,534.90 = 167,430.20 : x
  2. Step 2: Convert to fraction form
    246,745.40/369,534.90 = 167,430.20/x
  3. Step 3: Cross multiply
    246,745.40x = 369,534.90 × 167,430.20
  4. Step 4: Simplify right side
    246,745.40x = 61,871,302,213.98
  5. Step 5: Solve for x
    x = 61,871,302,213.98/246,745.40
  6. Step 6: Final answer
    x = 250,749.57

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1.5x scale

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.