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Finding the Fourth Proportional to 700.07, 1,046.00 and 675.86

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Solution

The fourth proportional to 700.07, 1,046.00 and 675.86 is: 1,009.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    700.07 : 1,046.00 = 675.86 : x
  2. Step 2: Convert to fraction form
    700.07/1,046.00 = 675.86/x
  3. Step 3: Cross multiply
    700.07x = 1,046.00 × 675.86
  4. Step 4: Simplify right side
    700.07x = 706,940.95
  5. Step 5: Solve for x
    x = 706,940.95/700.07
  6. Step 6: Final answer
    x = 1,009.82

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.