Home / 925,670.51-1,277,696.87-538,576.98

Finding the Fourth Proportional to 925,670.51, 1,277,696.87 and 538,576.98

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Solution

The fourth proportional to 925,670.51, 1,277,696.87 and 538,576.98 is: 743,394.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,670.51 : 1,277,696.87 = 538,576.98 : x
  2. Step 2: Convert to fraction form
    925,670.51/1,277,696.87 = 538,576.98/x
  3. Step 3: Cross multiply
    925,670.51x = 1,277,696.87 × 538,576.98
  4. Step 4: Simplify right side
    925,670.51x = 688,138,116,135.47
  5. Step 5: Solve for x
    x = 688,138,116,135.47/925,670.51
  6. Step 6: Final answer
    x = 743,394.23

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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.