Home / 1,096,558.60-1,644,837.90-386,350.60

Finding the Fourth Proportional to 1,096,558.60, 1,644,837.90 and 386,350.60

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Solution

The fourth proportional to 1,096,558.60, 1,644,837.90 and 386,350.60 is: 579,525.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,558.60 : 1,644,837.90 = 386,350.60 : x
  2. Step 2: Convert to fraction form
    1,096,558.60/1,644,837.90 = 386,350.60/x
  3. Step 3: Cross multiply
    1,096,558.60x = 1,644,837.90 × 386,350.60
  4. Step 4: Simplify right side
    1,096,558.60x = 635,484,109,567.74
  5. Step 5: Solve for x
    x = 635,484,109,567.74/1,096,558.60
  6. Step 6: Final answer
    x = 579,525.90

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Double scale
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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.