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Finding the Fourth Proportional to 301,376.16, 453,868.96 and 274,471.96

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Solution

The fourth proportional to 301,376.16, 453,868.96 and 274,471.96 is: 413,351.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,376.16 : 453,868.96 = 274,471.96 : x
  2. Step 2: Convert to fraction form
    301,376.16/453,868.96 = 274,471.96/x
  3. Step 3: Cross multiply
    301,376.16x = 453,868.96 × 274,471.96
  4. Step 4: Simplify right side
    301,376.16x = 124,574,303,034.36
  5. Step 5: Solve for x
    x = 124,574,303,034.36/301,376.16
  6. Step 6: Final answer
    x = 413,351.55

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.