Home / 387,696.24-581,325.66-150,767.60

Finding the Fourth Proportional to 387,696.24, 581,325.66 and 150,767.60

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Solution

The fourth proportional to 387,696.24, 581,325.66 and 150,767.60 is: 226,066.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,696.24 : 581,325.66 = 150,767.60 : x
  2. Step 2: Convert to fraction form
    387,696.24/581,325.66 = 150,767.60/x
  3. Step 3: Cross multiply
    387,696.24x = 581,325.66 × 150,767.60
  4. Step 4: Simplify right side
    387,696.24x = 87,645,071,669.99
  5. Step 5: Solve for x
    x = 87,645,071,669.99/387,696.24
  6. Step 6: Final answer
    x = 226,066.34

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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.