Home / 662,127.12-992,409.30-282,936.96

Finding the Fourth Proportional to 662,127.12, 992,409.30 and 282,936.96

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Solution

The fourth proportional to 662,127.12, 992,409.30 and 282,936.96 is: 424,071.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,127.12 : 992,409.30 = 282,936.96 : x
  2. Step 2: Convert to fraction form
    662,127.12/992,409.30 = 282,936.96/x
  3. Step 3: Cross multiply
    662,127.12x = 992,409.30 × 282,936.96
  4. Step 4: Simplify right side
    662,127.12x = 280,789,270,417.73
  5. Step 5: Solve for x
    x = 280,789,270,417.73/662,127.12
  6. Step 6: Final answer
    x = 424,071.54

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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.