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Finding the Fourth Proportional to 330,551.01, 456,158.79 and 179,648.01

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Solution

The fourth proportional to 330,551.01, 456,158.79 and 179,648.01 is: 247,913.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,551.01 : 456,158.79 = 179,648.01 : x
  2. Step 2: Convert to fraction form
    330,551.01/456,158.79 = 179,648.01/x
  3. Step 3: Cross multiply
    330,551.01x = 456,158.79 × 179,648.01
  4. Step 4: Simplify right side
    330,551.01x = 81,948,018,867.51
  5. Step 5: Solve for x
    x = 81,948,018,867.51/330,551.01
  6. Step 6: Final answer
    x = 247,913.38

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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.