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Finding the Fourth Proportional to 330,472.41, 456,054.81 and 179,569.41

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Solution

The fourth proportional to 330,472.41, 456,054.81 and 179,569.41 is: 247,807.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,472.41 : 456,054.81 = 179,569.41 : x
  2. Step 2: Convert to fraction form
    330,472.41/456,054.81 = 179,569.41/x
  3. Step 3: Cross multiply
    330,472.41x = 456,054.81 × 179,569.41
  4. Step 4: Simplify right side
    330,472.41x = 81,893,490,775.77
  5. Step 5: Solve for x
    x = 81,893,490,775.77/330,472.41
  6. Step 6: Final answer
    x = 247,807.35

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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.