Home / 487,904.47-731,893.73-150,979.19

Finding the Fourth Proportional to 487,904.47, 731,893.73 and 150,979.19

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Solution

The fourth proportional to 487,904.47, 731,893.73 and 150,979.19 is: 226,480.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,904.47 : 731,893.73 = 150,979.19 : x
  2. Step 2: Convert to fraction form
    487,904.47/731,893.73 = 150,979.19/x
  3. Step 3: Cross multiply
    487,904.47x = 731,893.73 × 150,979.19
  4. Step 4: Simplify right side
    487,904.47x = 110,500,718,107.11
  5. Step 5: Solve for x
    x = 110,500,718,107.11/487,904.47
  6. Step 6: Final answer
    x = 226,480.23

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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.