Home / 1,202,146.28-1,658,982.26-658,273.40

Finding the Fourth Proportional to 1,202,146.28, 1,658,982.26 and 658,273.40

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Solution

The fourth proportional to 1,202,146.28, 1,658,982.26 and 658,273.40 is: 908,428.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,146.28 : 1,658,982.26 = 658,273.40 : x
  2. Step 2: Convert to fraction form
    1,202,146.28/1,658,982.26 = 658,273.40/x
  3. Step 3: Cross multiply
    1,202,146.28x = 1,658,982.26 × 658,273.40
  4. Step 4: Simplify right side
    1,202,146.28x = 1,092,063,892,829.88
  5. Step 5: Solve for x
    x = 1,092,063,892,829.88/1,202,146.28
  6. Step 6: Final answer
    x = 908,428.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.