Home / 982,376.60-1,355,677.40-552,656.60

Finding the Fourth Proportional to 982,376.60, 1,355,677.40 and 552,656.60

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Solution

The fourth proportional to 982,376.60, 1,355,677.40 and 552,656.60 is: 762,664.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,376.60 : 1,355,677.40 = 552,656.60 : x
  2. Step 2: Convert to fraction form
    982,376.60/1,355,677.40 = 552,656.60/x
  3. Step 3: Cross multiply
    982,376.60x = 1,355,677.40 × 552,656.60
  4. Step 4: Simplify right side
    982,376.60x = 749,224,062,580.84
  5. Step 5: Solve for x
    x = 749,224,062,580.84/982,376.60
  6. Step 6: Final answer
    x = 762,664.81

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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.