Home / 760,415.24-1,140,213.73-304,777.82

Finding the Fourth Proportional to 760,415.24, 1,140,213.73 and 304,777.82

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Solution

The fourth proportional to 760,415.24, 1,140,213.73 and 304,777.82 is: 457,002.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,415.24 : 1,140,213.73 = 304,777.82 : x
  2. Step 2: Convert to fraction form
    760,415.24/1,140,213.73 = 304,777.82/x
  3. Step 3: Cross multiply
    760,415.24x = 1,140,213.73 × 304,777.82
  4. Step 4: Simplify right side
    760,415.24x = 347,511,859,468.98
  5. Step 5: Solve for x
    x = 347,511,859,468.98/760,415.24
  6. Step 6: Final answer
    x = 457,002.76

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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.