Home / 1,153,093.96-1,729,733.10-405,307.72

Finding the Fourth Proportional to 1,153,093.96, 1,729,733.10 and 405,307.72

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Solution

The fourth proportional to 1,153,093.96, 1,729,733.10 and 405,307.72 is: 607,993.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,093.96 : 1,729,733.10 = 405,307.72 : x
  2. Step 2: Convert to fraction form
    1,153,093.96/1,729,733.10 = 405,307.72/x
  3. Step 3: Cross multiply
    1,153,093.96x = 1,729,733.10 × 405,307.72
  4. Step 4: Simplify right side
    1,153,093.96x = 701,074,178,969.53
  5. Step 5: Solve for x
    x = 701,074,178,969.53/1,153,093.96
  6. Step 6: Final answer
    x = 607,993.97

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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.