Home / 982,643.64-1,356,074.52-552,938.76

Finding the Fourth Proportional to 982,643.64, 1,356,074.52 and 552,938.76

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Solution

The fourth proportional to 982,643.64, 1,356,074.52 and 552,938.76 is: 763,070.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,643.64 : 1,356,074.52 = 552,938.76 : x
  2. Step 2: Convert to fraction form
    982,643.64/1,356,074.52 = 552,938.76/x
  3. Step 3: Cross multiply
    982,643.64x = 1,356,074.52 × 552,938.76
  4. Step 4: Simplify right side
    982,643.64x = 749,826,163,556.40
  5. Step 5: Solve for x
    x = 749,826,163,556.40/982,643.64
  6. Step 6: Final answer
    x = 763,070.29

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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.