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Finding the Fourth Proportional to 700.93, 1,051.41 and 556.75

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Solution

The fourth proportional to 700.93, 1,051.41 and 556.75 is: 835.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    700.93 : 1,051.41 = 556.75 : x
  2. Step 2: Convert to fraction form
    700.93/1,051.41 = 556.75/x
  3. Step 3: Cross multiply
    700.93x = 1,051.41 × 556.75
  4. Step 4: Simplify right side
    700.93x = 585,372.52
  5. Step 5: Solve for x
    x = 585,372.52/700.93
  6. Step 6: Final answer
    x = 835.14

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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.