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Finding the Fourth Proportional to 834,224, 1,151,222.28 and 452,240.96

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Solution

The fourth proportional to 834,224, 1,151,222.28 and 452,240.96 is: 624,088.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,224 : 1,151,222.28 = 452,240.96 : x
  2. Step 2: Convert to fraction form
    834,224/1,151,222.28 = 452,240.96/x
  3. Step 3: Cross multiply
    834,224x = 1,151,222.28 × 452,240.96
  4. Step 4: Simplify right side
    834,224x = 520,629,869,080.59
  5. Step 5: Solve for x
    x = 520,629,869,080.59/834,224
  6. Step 6: Final answer
    x = 624,088.82

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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.