Home / 769,235.54-1,149,056.39-569,945.16

Finding the Fourth Proportional to 769,235.54, 1,149,056.39 and 569,945.16

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Solution

The fourth proportional to 769,235.54, 1,149,056.39 and 569,945.16 is: 851,363.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,235.54 : 1,149,056.39 = 569,945.16 : x
  2. Step 2: Convert to fraction form
    769,235.54/1,149,056.39 = 569,945.16/x
  3. Step 3: Cross multiply
    769,235.54x = 1,149,056.39 × 569,945.16
  4. Step 4: Simplify right side
    769,235.54x = 654,899,128,047.57
  5. Step 5: Solve for x
    x = 654,899,128,047.57/769,235.54
  6. Step 6: Final answer
    x = 851,363.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.