Home / 807,684.60-1,211,699.28-403,094.44

Finding the Fourth Proportional to 807,684.60, 1,211,699.28 and 403,094.44

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Solution

The fourth proportional to 807,684.60, 1,211,699.28 and 403,094.44 is: 604,727.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,684.60 : 1,211,699.28 = 403,094.44 : x
  2. Step 2: Convert to fraction form
    807,684.60/1,211,699.28 = 403,094.44/x
  3. Step 3: Cross multiply
    807,684.60x = 1,211,699.28 × 403,094.44
  4. Step 4: Simplify right side
    807,684.60x = 488,429,242,720.00
  5. Step 5: Solve for x
    x = 488,429,242,720.00/807,684.60
  6. Step 6: Final answer
    x = 604,727.69

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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.