Home / 329,720.64-454,990.08-184,507.36

Finding the Fourth Proportional to 329,720.64, 454,990.08 and 184,507.36

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Solution

The fourth proportional to 329,720.64, 454,990.08 and 184,507.36 is: 254,606.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,720.64 : 454,990.08 = 184,507.36 : x
  2. Step 2: Convert to fraction form
    329,720.64/454,990.08 = 184,507.36/x
  3. Step 3: Cross multiply
    329,720.64x = 454,990.08 × 184,507.36
  4. Step 4: Simplify right side
    329,720.64x = 83,949,018,486.99
  5. Step 5: Solve for x
    x = 83,949,018,486.99/329,720.64
  6. Step 6: Final answer
    x = 254,606.50

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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.