Home / 417,965.26-576,968.63-282,183.13

Finding the Fourth Proportional to 417,965.26, 576,968.63 and 282,183.13

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Solution

The fourth proportional to 417,965.26, 576,968.63 and 282,183.13 is: 389,531.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,965.26 : 576,968.63 = 282,183.13 : x
  2. Step 2: Convert to fraction form
    417,965.26/576,968.63 = 282,183.13/x
  3. Step 3: Cross multiply
    417,965.26x = 576,968.63 × 282,183.13
  4. Step 4: Simplify right side
    417,965.26x = 162,810,813,925.21
  5. Step 5: Solve for x
    x = 162,810,813,925.21/417,965.26
  6. Step 6: Final answer
    x = 389,531.93

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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.