Home / 706,302.78-1,059,584.49-233,020.86

Finding the Fourth Proportional to 706,302.78, 1,059,584.49 and 233,020.86

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Solution

The fourth proportional to 706,302.78, 1,059,584.49 and 233,020.86 is: 349,574.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,302.78 : 1,059,584.49 = 233,020.86 : x
  2. Step 2: Convert to fraction form
    706,302.78/1,059,584.49 = 233,020.86/x
  3. Step 3: Cross multiply
    706,302.78x = 1,059,584.49 × 233,020.86
  4. Step 4: Simplify right side
    706,302.78x = 246,905,289,102.46
  5. Step 5: Solve for x
    x = 246,905,289,102.46/706,302.78
  6. Step 6: Final answer
    x = 349,574.28

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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.