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Finding the Fourth Proportional to 1,526.95, 2,290.79 and 602.56

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Solution

The fourth proportional to 1,526.95, 2,290.79 and 602.56 is: 903.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526.95 : 2,290.79 = 602.56 : x
  2. Step 2: Convert to fraction form
    1,526.95/2,290.79 = 602.56/x
  3. Step 3: Cross multiply
    1,526.95x = 2,290.79 × 602.56
  4. Step 4: Simplify right side
    1,526.95x = 1,380,338.42
  5. Step 5: Solve for x
    x = 1,380,338.42/1,526.95
  6. Step 6: Final answer
    x = 903.98

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