Home / 929,053.53-1,393,718.81-329,964.39

Finding the Fourth Proportional to 929,053.53, 1,393,718.81 and 329,964.39

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Solution

The fourth proportional to 929,053.53, 1,393,718.81 and 329,964.39 is: 494,995.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,053.53 : 1,393,718.81 = 329,964.39 : x
  2. Step 2: Convert to fraction form
    929,053.53/1,393,718.81 = 329,964.39/x
  3. Step 3: Cross multiply
    929,053.53x = 1,393,718.81 × 329,964.39
  4. Step 4: Simplify right side
    929,053.53x = 459,877,575,323.35
  5. Step 5: Solve for x
    x = 459,877,575,323.35/929,053.53
  6. Step 6: Final answer
    x = 494,995.78

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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.