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Finding the Fourth Proportional to 834,222, 1,151,219.52 and 452,238.96

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Solution

The fourth proportional to 834,222, 1,151,219.52 and 452,238.96 is: 624,086.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,222 : 1,151,219.52 = 452,238.96 : x
  2. Step 2: Convert to fraction form
    834,222/1,151,219.52 = 452,238.96/x
  3. Step 3: Cross multiply
    834,222x = 1,151,219.52 × 452,238.96
  4. Step 4: Simplify right side
    834,222x = 520,626,318,456.50
  5. Step 5: Solve for x
    x = 520,626,318,456.50/834,222
  6. Step 6: Final answer
    x = 624,086.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.