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Finding the Fourth Proportional to 464.84, 695.90 and 357.88

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Solution

The fourth proportional to 464.84, 695.90 and 357.88 is: 535.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    464.84 : 695.90 = 357.88 : x
  2. Step 2: Convert to fraction form
    464.84/695.90 = 357.88/x
  3. Step 3: Cross multiply
    464.84x = 695.90 × 357.88
  4. Step 4: Simplify right side
    464.84x = 249,048.69
  5. Step 5: Solve for x
    x = 249,048.69/464.84
  6. Step 6: Final answer
    x = 535.77

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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.