Home / 760,714.98-1,141,650.66-281,396.28

Finding the Fourth Proportional to 760,714.98, 1,141,650.66 and 281,396.28

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Solution

The fourth proportional to 760,714.98, 1,141,650.66 and 281,396.28 is: 422,308.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,714.98 : 1,141,650.66 = 281,396.28 : x
  2. Step 2: Convert to fraction form
    760,714.98/1,141,650.66 = 281,396.28/x
  3. Step 3: Cross multiply
    760,714.98x = 1,141,650.66 × 281,396.28
  4. Step 4: Simplify right side
    760,714.98x = 321,256,248,783.55
  5. Step 5: Solve for x
    x = 321,256,248,783.55/760,714.98
  6. Step 6: Final answer
    x = 422,308.30

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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.