Home / 982,201.64-1,355,428.40-546,611.68

Finding the Fourth Proportional to 982,201.64, 1,355,428.40 and 546,611.68

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Solution

The fourth proportional to 982,201.64, 1,355,428.40 and 546,611.68 is: 754,318.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,201.64 : 1,355,428.40 = 546,611.68 : x
  2. Step 2: Convert to fraction form
    982,201.64/1,355,428.40 = 546,611.68/x
  3. Step 3: Cross multiply
    982,201.64x = 1,355,428.40 × 546,611.68
  4. Step 4: Simplify right side
    982,201.64x = 740,892,994,843.71
  5. Step 5: Solve for x
    x = 740,892,994,843.71/982,201.64
  6. Step 6: Final answer
    x = 754,318.63

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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.