Home / 949,716.48-1,310,608.51-519,996.50

Finding the Fourth Proportional to 949,716.48, 1,310,608.51 and 519,996.50

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Solution

The fourth proportional to 949,716.48, 1,310,608.51 and 519,996.50 is: 717,595.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,716.48 : 1,310,608.51 = 519,996.50 : x
  2. Step 2: Convert to fraction form
    949,716.48/1,310,608.51 = 519,996.50/x
  3. Step 3: Cross multiply
    949,716.48x = 1,310,608.51 × 519,996.50
  4. Step 4: Simplify right side
    949,716.48x = 681,511,838,070.22
  5. Step 5: Solve for x
    x = 681,511,838,070.22/949,716.48
  6. Step 6: Final answer
    x = 717,595.04

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1.5x scale

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.