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Finding the Fourth Proportional to 700.83, 968.90 and 525.87

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Solution

The fourth proportional to 700.83, 968.90 and 525.87 is: 727.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    700.83 : 968.90 = 525.87 : x
  2. Step 2: Convert to fraction form
    700.83/968.90 = 525.87/x
  3. Step 3: Cross multiply
    700.83x = 968.90 × 525.87
  4. Step 4: Simplify right side
    700.83x = 509,512.81
  5. Step 5: Solve for x
    x = 509,512.81/700.83
  6. Step 6: Final answer
    x = 727.01

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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.