Home / 851,886.97-1,175,513.25-469,913.77

Finding the Fourth Proportional to 851,886.97, 1,175,513.25 and 469,913.77

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Solution

The fourth proportional to 851,886.97, 1,175,513.25 and 469,913.77 is: 648,430.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,886.97 : 1,175,513.25 = 469,913.77 : x
  2. Step 2: Convert to fraction form
    851,886.97/1,175,513.25 = 469,913.77/x
  3. Step 3: Cross multiply
    851,886.97x = 1,175,513.25 × 469,913.77
  4. Step 4: Simplify right side
    851,886.97x = 552,389,862,992.45
  5. Step 5: Solve for x
    x = 552,389,862,992.45/851,886.97
  6. Step 6: Final answer
    x = 648,430.93

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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.