Home / 982,646.52-1,356,078.60-552,941.76

Finding the Fourth Proportional to 982,646.52, 1,356,078.60 and 552,941.76

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Solution

The fourth proportional to 982,646.52, 1,356,078.60 and 552,941.76 is: 763,074.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,646.52 : 1,356,078.60 = 552,941.76 : x
  2. Step 2: Convert to fraction form
    982,646.52/1,356,078.60 = 552,941.76/x
  3. Step 3: Cross multiply
    982,646.52x = 1,356,078.60 × 552,941.76
  4. Step 4: Simplify right side
    982,646.52x = 749,832,487,782.34
  5. Step 5: Solve for x
    x = 749,832,487,782.34/982,646.52
  6. Step 6: Final answer
    x = 763,074.49

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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.