Home / 1,109,955.66-1,664,259.30-435,228.60

Finding the Fourth Proportional to 1,109,955.66, 1,664,259.30 and 435,228.60

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Solution

The fourth proportional to 1,109,955.66, 1,664,259.30 and 435,228.60 is: 652,578.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,955.66 : 1,664,259.30 = 435,228.60 : x
  2. Step 2: Convert to fraction form
    1,109,955.66/1,664,259.30 = 435,228.60/x
  3. Step 3: Cross multiply
    1,109,955.66x = 1,664,259.30 × 435,228.60
  4. Step 4: Simplify right side
    1,109,955.66x = 724,333,245,175.98
  5. Step 5: Solve for x
    x = 724,333,245,175.98/1,109,955.66
  6. Step 6: Final answer
    x = 652,578.54

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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.