Home / 291,738.67-402,597.21-164,455.27

Finding the Fourth Proportional to 291,738.67, 402,597.21 and 164,455.27

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Solution

The fourth proportional to 291,738.67, 402,597.21 and 164,455.27 is: 226,947.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,738.67 : 402,597.21 = 164,455.27 : x
  2. Step 2: Convert to fraction form
    291,738.67/402,597.21 = 164,455.27/x
  3. Step 3: Cross multiply
    291,738.67x = 402,597.21 × 164,455.27
  4. Step 4: Simplify right side
    291,738.67x = 66,209,232,871.80
  5. Step 5: Solve for x
    x = 66,209,232,871.80/291,738.67
  6. Step 6: Final answer
    x = 226,947.06

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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.