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Finding the Fourth Proportional to 560.04, 839.14 and 444.32

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Solution

The fourth proportional to 560.04, 839.14 and 444.32 is: 665.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    560.04 : 839.14 = 444.32 : x
  2. Step 2: Convert to fraction form
    560.04/839.14 = 444.32/x
  3. Step 3: Cross multiply
    560.04x = 839.14 × 444.32
  4. Step 4: Simplify right side
    560.04x = 372,846.68
  5. Step 5: Solve for x
    x = 372,846.68/560.04
  6. Step 6: Final answer
    x = 665.75

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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.