Home / 851,966.51-1,175,717.63-469,993.19

Finding the Fourth Proportional to 851,966.51, 1,175,717.63 and 469,993.19

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Solution

The fourth proportional to 851,966.51, 1,175,717.63 and 469,993.19 is: 648,592.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,966.51 : 1,175,717.63 = 469,993.19 : x
  2. Step 2: Convert to fraction form
    851,966.51/1,175,717.63 = 469,993.19/x
  3. Step 3: Cross multiply
    851,966.51x = 1,175,717.63 × 469,993.19
  4. Step 4: Simplify right side
    851,966.51x = 552,579,274,759.34
  5. Step 5: Solve for x
    x = 552,579,274,759.34/851,966.51
  6. Step 6: Final answer
    x = 648,592.72

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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.