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Finding the Fourth Proportional to 524.88, 787.59 and 236.25

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Solution

The fourth proportional to 524.88, 787.59 and 236.25 is: 354.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    524.88 : 787.59 = 236.25 : x
  2. Step 2: Convert to fraction form
    524.88/787.59 = 236.25/x
  3. Step 3: Cross multiply
    524.88x = 787.59 × 236.25
  4. Step 4: Simplify right side
    524.88x = 186,068.14
  5. Step 5: Solve for x
    x = 186,068.14/524.88
  6. Step 6: Final answer
    x = 354.50

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Double scale
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Similar ratio
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1.5x scale

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.