Home / 773,053.53-1,159,561.32-299,739.05

Finding the Fourth Proportional to 773,053.53, 1,159,561.32 and 299,739.05

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Solution

The fourth proportional to 773,053.53, 1,159,561.32 and 299,739.05 is: 449,601.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,053.53 : 1,159,561.32 = 299,739.05 : x
  2. Step 2: Convert to fraction form
    773,053.53/1,159,561.32 = 299,739.05/x
  3. Step 3: Cross multiply
    773,053.53x = 1,159,561.32 × 299,739.05
  4. Step 4: Simplify right side
    773,053.53x = 347,565,802,675.74
  5. Step 5: Solve for x
    x = 347,565,802,675.74/773,053.53
  6. Step 6: Final answer
    x = 449,601.21

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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.