Home / 798,387.86-1,101,610.71-458,790.50

Finding the Fourth Proportional to 798,387.86, 1,101,610.71 and 458,790.50

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Solution

The fourth proportional to 798,387.86, 1,101,610.71 and 458,790.50 is: 633,036.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,387.86 : 1,101,610.71 = 458,790.50 : x
  2. Step 2: Convert to fraction form
    798,387.86/1,101,610.71 = 458,790.50/x
  3. Step 3: Cross multiply
    798,387.86x = 1,101,610.71 × 458,790.50
  4. Step 4: Simplify right side
    798,387.86x = 505,408,528,446.26
  5. Step 5: Solve for x
    x = 505,408,528,446.26/798,387.86
  6. Step 6: Final answer
    x = 633,036.34

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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.