Home / 758,116.44-1,137,445.40-325,652.21

Finding the Fourth Proportional to 758,116.44, 1,137,445.40 and 325,652.21

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Solution

The fourth proportional to 758,116.44, 1,137,445.40 and 325,652.21 is: 488,594.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,116.44 : 1,137,445.40 = 325,652.21 : x
  2. Step 2: Convert to fraction form
    758,116.44/1,137,445.40 = 325,652.21/x
  3. Step 3: Cross multiply
    758,116.44x = 1,137,445.40 × 325,652.21
  4. Step 4: Simplify right side
    758,116.44x = 370,411,607,656.66
  5. Step 5: Solve for x
    x = 370,411,607,656.66/758,116.44
  6. Step 6: Final answer
    x = 488,594.61

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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.