Home / 851,504.24-1,175,077.76-469,527.68

Finding the Fourth Proportional to 851,504.24, 1,175,077.76 and 469,527.68

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Solution

The fourth proportional to 851,504.24, 1,175,077.76 and 469,527.68 is: 647,949.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,504.24 : 1,175,077.76 = 469,527.68 : x
  2. Step 2: Convert to fraction form
    851,504.24/1,175,077.76 = 469,527.68/x
  3. Step 3: Cross multiply
    851,504.24x = 1,175,077.76 × 469,527.68
  4. Step 4: Simplify right side
    851,504.24x = 551,731,534,472.40
  5. Step 5: Solve for x
    x = 551,731,534,472.40/851,504.24
  6. Step 6: Final answer
    x = 647,949.25

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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.