Home / 914,476.76-1,261,961.41-506,577.34

Finding the Fourth Proportional to 914,476.76, 1,261,961.41 and 506,577.34

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Solution

The fourth proportional to 914,476.76, 1,261,961.41 and 506,577.34 is: 699,067.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,476.76 : 1,261,961.41 = 506,577.34 : x
  2. Step 2: Convert to fraction form
    914,476.76/1,261,961.41 = 506,577.34/x
  3. Step 3: Cross multiply
    914,476.76x = 1,261,961.41 × 506,577.34
  4. Step 4: Simplify right side
    914,476.76x = 639,281,054,260.45
  5. Step 5: Solve for x
    x = 639,281,054,260.45/914,476.76
  6. Step 6: Final answer
    x = 699,067.58

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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.