Home / 833,726.86-1,150,939.80-558,558.52

Finding the Fourth Proportional to 833,726.86, 1,150,939.80 and 558,558.52

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Solution

The fourth proportional to 833,726.86, 1,150,939.80 and 558,558.52 is: 771,076.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,726.86 : 1,150,939.80 = 558,558.52 : x
  2. Step 2: Convert to fraction form
    833,726.86/1,150,939.80 = 558,558.52/x
  3. Step 3: Cross multiply
    833,726.86x = 1,150,939.80 × 558,558.52
  4. Step 4: Simplify right side
    833,726.86x = 642,867,231,297.10
  5. Step 5: Solve for x
    x = 642,867,231,297.10/833,726.86
  6. Step 6: Final answer
    x = 771,076.55

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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.