Home / 1,100,428.02-1,650,531.42-301,789.86

Finding the Fourth Proportional to 1,100,428.02, 1,650,531.42 and 301,789.86

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Solution

The fourth proportional to 1,100,428.02, 1,650,531.42 and 301,789.86 is: 452,654.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,428.02 : 1,650,531.42 = 301,789.86 : x
  2. Step 2: Convert to fraction form
    1,100,428.02/1,650,531.42 = 301,789.86/x
  3. Step 3: Cross multiply
    1,100,428.02x = 1,650,531.42 × 301,789.86
  4. Step 4: Simplify right side
    1,100,428.02x = 498,113,646,167.40
  5. Step 5: Solve for x
    x = 498,113,646,167.40/1,100,428.02
  6. Step 6: Final answer
    x = 452,654.46

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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.