Home / 729,649.53-1,095,147.08-370,072.74

Finding the Fourth Proportional to 729,649.53, 1,095,147.08 and 370,072.74

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Solution

The fourth proportional to 729,649.53, 1,095,147.08 and 370,072.74 is: 555,450.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,649.53 : 1,095,147.08 = 370,072.74 : x
  2. Step 2: Convert to fraction form
    729,649.53/1,095,147.08 = 370,072.74/x
  3. Step 3: Cross multiply
    729,649.53x = 1,095,147.08 × 370,072.74
  4. Step 4: Simplify right side
    729,649.53x = 405,284,078,748.24
  5. Step 5: Solve for x
    x = 405,284,078,748.24/729,649.53
  6. Step 6: Final answer
    x = 555,450.34

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1.5x scale

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.