Home / 450,403.04-675,605.64-365,761.28

Finding the Fourth Proportional to 450,403.04, 675,605.64 and 365,761.28

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Solution

The fourth proportional to 450,403.04, 675,605.64 and 365,761.28 is: 548,642.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,403.04 : 675,605.64 = 365,761.28 : x
  2. Step 2: Convert to fraction form
    450,403.04/675,605.64 = 365,761.28/x
  3. Step 3: Cross multiply
    450,403.04x = 675,605.64 × 365,761.28
  4. Step 4: Simplify right side
    450,403.04x = 247,110,383,661.62
  5. Step 5: Solve for x
    x = 247,110,383,661.62/450,403.04
  6. Step 6: Final answer
    x = 548,642.80

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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.