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Finding the Fourth Proportional to 246,887.80, 370,331.70 and 223,268.20

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Solution

The fourth proportional to 246,887.80, 370,331.70 and 223,268.20 is: 334,902.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,887.80 : 370,331.70 = 223,268.20 : x
  2. Step 2: Convert to fraction form
    246,887.80/370,331.70 = 223,268.20/x
  3. Step 3: Cross multiply
    246,887.80x = 370,331.70 × 223,268.20
  4. Step 4: Simplify right side
    246,887.80x = 82,683,292,061.94
  5. Step 5: Solve for x
    x = 82,683,292,061.94/246,887.80
  6. Step 6: Final answer
    x = 334,902.30

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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.