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Finding the Fourth Proportional to 533.04, 734.04 and 507.12

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Solution

The fourth proportional to 533.04, 734.04 and 507.12 is: 698.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.04 : 734.04 = 507.12 : x
  2. Step 2: Convert to fraction form
    533.04/734.04 = 507.12/x
  3. Step 3: Cross multiply
    533.04x = 734.04 × 507.12
  4. Step 4: Simplify right side
    533.04x = 372,246.36
  5. Step 5: Solve for x
    x = 372,246.36/533.04
  6. Step 6: Final answer
    x = 698.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.