Home / 829,448.48-1,144,825.60-542,802.49

Finding the Fourth Proportional to 829,448.48, 1,144,825.60 and 542,802.49

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Solution

The fourth proportional to 829,448.48, 1,144,825.60 and 542,802.49 is: 749,189.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,448.48 : 1,144,825.60 = 542,802.49 : x
  2. Step 2: Convert to fraction form
    829,448.48/1,144,825.60 = 542,802.49/x
  3. Step 3: Cross multiply
    829,448.48x = 1,144,825.60 × 542,802.49
  4. Step 4: Simplify right side
    829,448.48x = 621,414,183,581.73
  5. Step 5: Solve for x
    x = 621,414,183,581.73/829,448.48
  6. Step 6: Final answer
    x = 749,189.61

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1.5x scale

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.