Home / 1,090,817.31-1,636,221.48-332,656.53

Finding the Fourth Proportional to 1,090,817.31, 1,636,221.48 and 332,656.53

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Solution

The fourth proportional to 1,090,817.31, 1,636,221.48 and 332,656.53 is: 498,983.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,817.31 : 1,636,221.48 = 332,656.53 : x
  2. Step 2: Convert to fraction form
    1,090,817.31/1,636,221.48 = 332,656.53/x
  3. Step 3: Cross multiply
    1,090,817.31x = 1,636,221.48 × 332,656.53
  4. Step 4: Simplify right side
    1,090,817.31x = 544,299,759,848.26
  5. Step 5: Solve for x
    x = 544,299,759,848.26/1,090,817.31
  6. Step 6: Final answer
    x = 498,983.43

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Double scale
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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.