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Finding the Fourth Proportional to 1,831.07, 2,747.10 and 598.45

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Solution

The fourth proportional to 1,831.07, 2,747.10 and 598.45 is: 897.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831.07 : 2,747.10 = 598.45 : x
  2. Step 2: Convert to fraction form
    1,831.07/2,747.10 = 598.45/x
  3. Step 3: Cross multiply
    1,831.07x = 2,747.10 × 598.45
  4. Step 4: Simplify right side
    1,831.07x = 1,644,002.00
  5. Step 5: Solve for x
    x = 1,644,002.00/1,831.07
  6. Step 6: Final answer
    x = 897.84

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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.