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Finding the Fourth Proportional to 303,078.93, 454,752.50 and 158,950.37

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Solution

The fourth proportional to 303,078.93, 454,752.50 and 158,950.37 is: 238,495.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,078.93 : 454,752.50 = 158,950.37 : x
  2. Step 2: Convert to fraction form
    303,078.93/454,752.50 = 158,950.37/x
  3. Step 3: Cross multiply
    303,078.93x = 454,752.50 × 158,950.37
  4. Step 4: Simplify right side
    303,078.93x = 72,283,075,064.91
  5. Step 5: Solve for x
    x = 72,283,075,064.91/303,078.93
  6. Step 6: Final answer
    x = 238,495.88

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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.