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Finding the Fourth Proportional to 262,510.28, 393,771 and 94,041.56

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Solution

The fourth proportional to 262,510.28, 393,771 and 94,041.56 is: 141,064.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,510.28 : 393,771 = 94,041.56 : x
  2. Step 2: Convert to fraction form
    262,510.28/393,771 = 94,041.56/x
  3. Step 3: Cross multiply
    262,510.28x = 393,771 × 94,041.56
  4. Step 4: Simplify right side
    262,510.28x = 37,030,839,122.76
  5. Step 5: Solve for x
    x = 37,030,839,122.76/262,510.28
  6. Step 6: Final answer
    x = 141,064.34

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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.