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Finding the Fourth Proportional to 524.32, 785.04 and 341.28

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Solution

The fourth proportional to 524.32, 785.04 and 341.28 is: 510.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    524.32 : 785.04 = 341.28 : x
  2. Step 2: Convert to fraction form
    524.32/785.04 = 341.28/x
  3. Step 3: Cross multiply
    524.32x = 785.04 × 341.28
  4. Step 4: Simplify right side
    524.32x = 267,918.45
  5. Step 5: Solve for x
    x = 267,918.45/524.32
  6. Step 6: Final answer
    x = 510.98

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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.