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Finding the Fourth Proportional to 907.58, 1,360.16 and 598.56

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Solution

The fourth proportional to 907.58, 1,360.16 and 598.56 is: 897.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    907.58 : 1,360.16 = 598.56 : x
  2. Step 2: Convert to fraction form
    907.58/1,360.16 = 598.56/x
  3. Step 3: Cross multiply
    907.58x = 1,360.16 × 598.56
  4. Step 4: Simplify right side
    907.58x = 814,137.37
  5. Step 5: Solve for x
    x = 814,137.37/907.58
  6. Step 6: Final answer
    x = 897.04

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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.