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Finding the Fourth Proportional to 595.76, 822.25 and 526.20

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Solution

The fourth proportional to 595.76, 822.25 and 526.20 is: 726.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.76 : 822.25 = 526.20 : x
  2. Step 2: Convert to fraction form
    595.76/822.25 = 526.20/x
  3. Step 3: Cross multiply
    595.76x = 822.25 × 526.20
  4. Step 4: Simplify right side
    595.76x = 432,665.52
  5. Step 5: Solve for x
    x = 432,665.52/595.76
  6. Step 6: Final answer
    x = 726.25

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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.