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Finding the Fourth Proportional to 1,063.19, 1,466.88 and 670.34

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Solution

The fourth proportional to 1,063.19, 1,466.88 and 670.34 is: 924.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063.19 : 1,466.88 = 670.34 : x
  2. Step 2: Convert to fraction form
    1,063.19/1,466.88 = 670.34/x
  3. Step 3: Cross multiply
    1,063.19x = 1,466.88 × 670.34
  4. Step 4: Simplify right side
    1,063.19x = 983,301.00
  5. Step 5: Solve for x
    x = 983,301.00/1,063.19
  6. Step 6: Final answer
    x = 924.86

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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.