Home / 949,334.60-1,310,079.54-519,610.98

Finding the Fourth Proportional to 949,334.60, 1,310,079.54 and 519,610.98

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Solution

The fourth proportional to 949,334.60, 1,310,079.54 and 519,610.98 is: 717,061.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,334.60 : 1,310,079.54 = 519,610.98 : x
  2. Step 2: Convert to fraction form
    949,334.60/1,310,079.54 = 519,610.98/x
  3. Step 3: Cross multiply
    949,334.60x = 1,310,079.54 × 519,610.98
  4. Step 4: Simplify right side
    949,334.60x = 680,731,713,657.35
  5. Step 5: Solve for x
    x = 680,731,713,657.35/949,334.60
  6. Step 6: Final answer
    x = 717,061.94

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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.