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Finding the Fourth Proportional to 525.02, 787.53 and 236.46

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Solution

The fourth proportional to 525.02, 787.53 and 236.46 is: 354.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    525.02 : 787.53 = 236.46 : x
  2. Step 2: Convert to fraction form
    525.02/787.53 = 236.46/x
  3. Step 3: Cross multiply
    525.02x = 787.53 × 236.46
  4. Step 4: Simplify right side
    525.02x = 186,219.34
  5. Step 5: Solve for x
    x = 186,219.34/525.02
  6. Step 6: Final answer
    x = 354.69

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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.