Home / 851,393.79-1,276,228.31-552,064.23

Finding the Fourth Proportional to 851,393.79, 1,276,228.31 and 552,064.23

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Solution

The fourth proportional to 851,393.79, 1,276,228.31 and 552,064.23 is: 827,537.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,393.79 : 1,276,228.31 = 552,064.23 : x
  2. Step 2: Convert to fraction form
    851,393.79/1,276,228.31 = 552,064.23/x
  3. Step 3: Cross multiply
    851,393.79x = 1,276,228.31 × 552,064.23
  4. Step 4: Simplify right side
    851,393.79x = 704,559,996,504.03
  5. Step 5: Solve for x
    x = 704,559,996,504.03/851,393.79
  6. Step 6: Final answer
    x = 827,537.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.