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Finding the Fourth Proportional to 718.00, 1,075.16 and 602.17

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Solution

The fourth proportional to 718.00, 1,075.16 and 602.17 is: 901.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    718.00 : 1,075.16 = 602.17 : x
  2. Step 2: Convert to fraction form
    718.00/1,075.16 = 602.17/x
  3. Step 3: Cross multiply
    718.00x = 1,075.16 × 602.17
  4. Step 4: Simplify right side
    718.00x = 647,424.53
  5. Step 5: Solve for x
    x = 647,424.53/718.00
  6. Step 6: Final answer
    x = 901.71

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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.