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Finding the Fourth Proportional to 929.07, 1,394.15 and 466.83

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Solution

The fourth proportional to 929.07, 1,394.15 and 466.83 is: 700.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    929.07 : 1,394.15 = 466.83 : x
  2. Step 2: Convert to fraction form
    929.07/1,394.15 = 466.83/x
  3. Step 3: Cross multiply
    929.07x = 1,394.15 × 466.83
  4. Step 4: Simplify right side
    929.07x = 650,828.71
  5. Step 5: Solve for x
    x = 650,828.71/929.07
  6. Step 6: Final answer
    x = 700.52

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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.