Home / 767,751.37-1,059,836.60-495,951.77

Finding the Fourth Proportional to 767,751.37, 1,059,836.60 and 495,951.77

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Solution

The fourth proportional to 767,751.37, 1,059,836.60 and 495,951.77 is: 684,632.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,751.37 : 1,059,836.60 = 495,951.77 : x
  2. Step 2: Convert to fraction form
    767,751.37/1,059,836.60 = 495,951.77/x
  3. Step 3: Cross multiply
    767,751.37x = 1,059,836.60 × 495,951.77
  4. Step 4: Simplify right side
    767,751.37x = 525,627,841,570.25
  5. Step 5: Solve for x
    x = 525,627,841,570.25/767,751.37
  6. Step 6: Final answer
    x = 684,632.90

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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.