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Finding the Fourth Proportional to 303,477.36, 455,265.48 and 113,952.41

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Solution

The fourth proportional to 303,477.36, 455,265.48 and 113,952.41 is: 170,947.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,477.36 : 455,265.48 = 113,952.41 : x
  2. Step 2: Convert to fraction form
    303,477.36/455,265.48 = 113,952.41/x
  3. Step 3: Cross multiply
    303,477.36x = 455,265.48 × 113,952.41
  4. Step 4: Simplify right side
    303,477.36x = 51,878,596,359.48
  5. Step 5: Solve for x
    x = 51,878,596,359.48/303,477.36
  6. Step 6: Final answer
    x = 170,947.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.