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Finding the Fourth Proportional to 246,798.95, 370,151.58 and 120,311.98

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Solution

The fourth proportional to 246,798.95, 370,151.58 and 120,311.98 is: 180,445.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,798.95 : 370,151.58 = 120,311.98 : x
  2. Step 2: Convert to fraction form
    246,798.95/370,151.58 = 120,311.98/x
  3. Step 3: Cross multiply
    246,798.95x = 370,151.58 × 120,311.98
  4. Step 4: Simplify right side
    246,798.95x = 44,533,669,015.72
  5. Step 5: Solve for x
    x = 44,533,669,015.72/246,798.95
  6. Step 6: Final answer
    x = 180,445.14

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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.