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Finding the Fourth Proportional to 700.02, 966.67 and 451.77

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Solution

The fourth proportional to 700.02, 966.67 and 451.77 is: 623.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    700.02 : 966.67 = 451.77 : x
  2. Step 2: Convert to fraction form
    700.02/966.67 = 451.77/x
  3. Step 3: Cross multiply
    700.02x = 966.67 × 451.77
  4. Step 4: Simplify right side
    700.02x = 436,712.51
  5. Step 5: Solve for x
    x = 436,712.51/700.02
  6. Step 6: Final answer
    x = 623.86

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1.5x scale

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.