Home / 773,999.40-1,160,999.10-453,822.60

Finding the Fourth Proportional to 773,999.40, 1,160,999.10 and 453,822.60

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Solution

The fourth proportional to 773,999.40, 1,160,999.10 and 453,822.60 is: 680,733.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,999.40 : 1,160,999.10 = 453,822.60 : x
  2. Step 2: Convert to fraction form
    773,999.40/1,160,999.10 = 453,822.60/x
  3. Step 3: Cross multiply
    773,999.40x = 1,160,999.10 × 453,822.60
  4. Step 4: Simplify right side
    773,999.40x = 526,887,630,159.66
  5. Step 5: Solve for x
    x = 526,887,630,159.66/773,999.40
  6. Step 6: Final answer
    x = 680,733.90

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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.