Home / 842,585.67-1,262,760.71-368,755.11

Finding the Fourth Proportional to 842,585.67, 1,262,760.71 and 368,755.11

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Solution

The fourth proportional to 842,585.67, 1,262,760.71 and 368,755.11 is: 552,643.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,585.67 : 1,262,760.71 = 368,755.11 : x
  2. Step 2: Convert to fraction form
    842,585.67/1,262,760.71 = 368,755.11/x
  3. Step 3: Cross multiply
    842,585.67x = 1,262,760.71 × 368,755.11
  4. Step 4: Simplify right side
    842,585.67x = 465,649,462,675.95
  5. Step 5: Solve for x
    x = 465,649,462,675.95/842,585.67
  6. Step 6: Final answer
    x = 552,643.46

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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.