Home / 709,004.33-1,063,966.58-424,480.49

Finding the Fourth Proportional to 709,004.33, 1,063,966.58 and 424,480.49

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Solution

The fourth proportional to 709,004.33, 1,063,966.58 and 424,480.49 is: 636,996.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,004.33 : 1,063,966.58 = 424,480.49 : x
  2. Step 2: Convert to fraction form
    709,004.33/1,063,966.58 = 424,480.49/x
  3. Step 3: Cross multiply
    709,004.33x = 1,063,966.58 × 424,480.49
  4. Step 4: Simplify right side
    709,004.33x = 451,633,055,222.02
  5. Step 5: Solve for x
    x = 451,633,055,222.02/709,004.33
  6. Step 6: Final answer
    x = 636,996.19

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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.