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Finding the Fourth Proportional to 1,106.00, 1,526.33 and 608.65

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Solution

The fourth proportional to 1,106.00, 1,526.33 and 608.65 is: 839.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106.00 : 1,526.33 = 608.65 : x
  2. Step 2: Convert to fraction form
    1,106.00/1,526.33 = 608.65/x
  3. Step 3: Cross multiply
    1,106.00x = 1,526.33 × 608.65
  4. Step 4: Simplify right side
    1,106.00x = 928,998.46
  5. Step 5: Solve for x
    x = 928,998.46/1,106.00
  6. Step 6: Final answer
    x = 839.96

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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.