Home / 717,999.40-1,077,873.90-362,830.60

Finding the Fourth Proportional to 717,999.40, 1,077,873.90 and 362,830.60

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Solution

The fourth proportional to 717,999.40, 1,077,873.90 and 362,830.60 is: 544,687.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,999.40 : 1,077,873.90 = 362,830.60 : x
  2. Step 2: Convert to fraction form
    717,999.40/1,077,873.90 = 362,830.60/x
  3. Step 3: Cross multiply
    717,999.40x = 1,077,873.90 × 362,830.60
  4. Step 4: Simplify right side
    717,999.40x = 391,085,633,861.34
  5. Step 5: Solve for x
    x = 391,085,633,861.34/717,999.40
  6. Step 6: Final answer
    x = 544,687.97

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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.