Home / 957,732.47-1,321,670.37-549,860.61

Finding the Fourth Proportional to 957,732.47, 1,321,670.37 and 549,860.61

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Solution

The fourth proportional to 957,732.47, 1,321,670.37 and 549,860.61 is: 758,807.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,732.47 : 1,321,670.37 = 549,860.61 : x
  2. Step 2: Convert to fraction form
    957,732.47/1,321,670.37 = 549,860.61/x
  3. Step 3: Cross multiply
    957,732.47x = 1,321,670.37 × 549,860.61
  4. Step 4: Simplify right side
    957,732.47x = 726,734,475,867.13
  5. Step 5: Solve for x
    x = 726,734,475,867.13/957,732.47
  6. Step 6: Final answer
    x = 758,807.39

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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.