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Finding the Fourth Proportional to 562.32, 775.08 and 526.32

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Solution

The fourth proportional to 562.32, 775.08 and 526.32 is: 725.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.32 : 775.08 = 526.32 : x
  2. Step 2: Convert to fraction form
    562.32/775.08 = 526.32/x
  3. Step 3: Cross multiply
    562.32x = 775.08 × 526.32
  4. Step 4: Simplify right side
    562.32x = 407,940.11
  5. Step 5: Solve for x
    x = 407,940.11/562.32
  6. Step 6: Final answer
    x = 725.46

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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.