Home / 949,624.94-1,310,486.25-519,945.05

Finding the Fourth Proportional to 949,624.94, 1,310,486.25 and 519,945.05

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Solution

The fourth proportional to 949,624.94, 1,310,486.25 and 519,945.05 is: 717,526.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,624.94 : 1,310,486.25 = 519,945.05 : x
  2. Step 2: Convert to fraction form
    949,624.94/1,310,486.25 = 519,945.05/x
  3. Step 3: Cross multiply
    949,624.94x = 1,310,486.25 × 519,945.05
  4. Step 4: Simplify right side
    949,624.94x = 681,380,838,780.56
  5. Step 5: Solve for x
    x = 681,380,838,780.56/949,624.94
  6. Step 6: Final answer
    x = 717,526.27

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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.