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Finding the Fourth Proportional to 291,797.37, 402,656.27 and 164,504.25

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Solution

The fourth proportional to 291,797.37, 402,656.27 and 164,504.25 is: 227,002.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,797.37 : 402,656.27 = 164,504.25 : x
  2. Step 2: Convert to fraction form
    291,797.37/402,656.27 = 164,504.25/x
  3. Step 3: Cross multiply
    291,797.37x = 402,656.27 × 164,504.25
  4. Step 4: Simplify right side
    291,797.37x = 66,238,666,881.63
  5. Step 5: Solve for x
    x = 66,238,666,881.63/291,797.37
  6. Step 6: Final answer
    x = 227,002.28

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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.