Home / 632,916.55-873,448.86-361,028.71

Finding the Fourth Proportional to 632,916.55, 873,448.86 and 361,028.71

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Solution

The fourth proportional to 632,916.55, 873,448.86 and 361,028.71 is: 498,233.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,916.55 : 873,448.86 = 361,028.71 : x
  2. Step 2: Convert to fraction form
    632,916.55/873,448.86 = 361,028.71/x
  3. Step 3: Cross multiply
    632,916.55x = 873,448.86 × 361,028.71
  4. Step 4: Simplify right side
    632,916.55x = 315,340,115,176.77
  5. Step 5: Solve for x
    x = 315,340,115,176.77/632,916.55
  6. Step 6: Final answer
    x = 498,233.32

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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.