Home / 294,678.24-442,098.93-117,309.78

Finding the Fourth Proportional to 294,678.24, 442,098.93 and 117,309.78

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Solution

The fourth proportional to 294,678.24, 442,098.93 and 117,309.78 is: 175,997.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,678.24 : 442,098.93 = 117,309.78 : x
  2. Step 2: Convert to fraction form
    294,678.24/442,098.93 = 117,309.78/x
  3. Step 3: Cross multiply
    294,678.24x = 442,098.93 × 117,309.78
  4. Step 4: Simplify right side
    294,678.24x = 51,862,528,216.54
  5. Step 5: Solve for x
    x = 51,862,528,216.54/294,678.24
  6. Step 6: Final answer
    x = 175,997.14

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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.