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Finding the Fourth Proportional to 467,785.79, 701,696.23 and 211,569.63

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Solution

The fourth proportional to 467,785.79, 701,696.23 and 211,569.63 is: 317,362.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,785.79 : 701,696.23 = 211,569.63 : x
  2. Step 2: Convert to fraction form
    467,785.79/701,696.23 = 211,569.63/x
  3. Step 3: Cross multiply
    467,785.79x = 701,696.23 × 211,569.63
  4. Step 4: Simplify right side
    467,785.79x = 148,457,611,224.57
  5. Step 5: Solve for x
    x = 148,457,611,224.57/467,785.79
  6. Step 6: Final answer
    x = 317,362.38

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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.