Home / 294,795.83-442,117.20-84,384.56

Finding the Fourth Proportional to 294,795.83, 442,117.20 and 84,384.56

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Solution

The fourth proportional to 294,795.83, 442,117.20 and 84,384.56 is: 126,554.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,795.83 : 442,117.20 = 84,384.56 : x
  2. Step 2: Convert to fraction form
    294,795.83/442,117.20 = 84,384.56/x
  3. Step 3: Cross multiply
    294,795.83x = 442,117.20 × 84,384.56
  4. Step 4: Simplify right side
    294,795.83x = 37,307,865,390.43
  5. Step 5: Solve for x
    x = 37,307,865,390.43/294,795.83
  6. Step 6: Final answer
    x = 126,554.93

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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.