Home / 1,555,504.18-2,333,256.33-490,629.28

Finding the Fourth Proportional to 1,555,504.18, 2,333,256.33 and 490,629.28

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Solution

The fourth proportional to 1,555,504.18, 2,333,256.33 and 490,629.28 is: 735,943.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,504.18 : 2,333,256.33 = 490,629.28 : x
  2. Step 2: Convert to fraction form
    1,555,504.18/2,333,256.33 = 490,629.28/x
  3. Step 3: Cross multiply
    1,555,504.18x = 2,333,256.33 × 490,629.28
  4. Step 4: Simplify right side
    1,555,504.18x = 1,144,763,873,243.34
  5. Step 5: Solve for x
    x = 1,144,763,873,243.34/1,555,504.18
  6. Step 6: Final answer
    x = 735,943.94

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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.