Home / 992,584.98-1,368,673.08-686,129.34

Finding the Fourth Proportional to 992,584.98, 1,368,673.08 and 686,129.34

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Solution

The fourth proportional to 992,584.98, 1,368,673.08 and 686,129.34 is: 946,102.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,584.98 : 1,368,673.08 = 686,129.34 : x
  2. Step 2: Convert to fraction form
    992,584.98/1,368,673.08 = 686,129.34/x
  3. Step 3: Cross multiply
    992,584.98x = 1,368,673.08 × 686,129.34
  4. Step 4: Simplify right side
    992,584.98x = 939,086,757,056.17
  5. Step 5: Solve for x
    x = 939,086,757,056.17/992,584.98
  6. Step 6: Final answer
    x = 946,102.12

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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.