Home / 717,010.56-1,076,180.45-362,273.90

Finding the Fourth Proportional to 717,010.56, 1,076,180.45 and 362,273.90

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Solution

The fourth proportional to 717,010.56, 1,076,180.45 and 362,273.90 is: 543,746.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,010.56 : 1,076,180.45 = 362,273.90 : x
  2. Step 2: Convert to fraction form
    717,010.56/1,076,180.45 = 362,273.90/x
  3. Step 3: Cross multiply
    717,010.56x = 1,076,180.45 × 362,273.90
  4. Step 4: Simplify right side
    717,010.56x = 389,872,081,532.98
  5. Step 5: Solve for x
    x = 389,872,081,532.98/717,010.56
  6. Step 6: Final answer
    x = 543,746.64

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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.