Home / 957,890.52-1,436,983.47-326,656.71

Finding the Fourth Proportional to 957,890.52, 1,436,983.47 and 326,656.71

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Solution

The fourth proportional to 957,890.52, 1,436,983.47 and 326,656.71 is: 490,035.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,890.52 : 1,436,983.47 = 326,656.71 : x
  2. Step 2: Convert to fraction form
    957,890.52/1,436,983.47 = 326,656.71/x
  3. Step 3: Cross multiply
    957,890.52x = 1,436,983.47 × 326,656.71
  4. Step 4: Simplify right side
    957,890.52x = 469,400,292,634.58
  5. Step 5: Solve for x
    x = 469,400,292,634.58/957,890.52
  6. Step 6: Final answer
    x = 490,035.43

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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.