Home / 863,060.68-1,294,310.93-407,581.48

Finding the Fourth Proportional to 863,060.68, 1,294,310.93 and 407,581.48

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Solution

The fourth proportional to 863,060.68, 1,294,310.93 and 407,581.48 is: 611,239.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,060.68 : 1,294,310.93 = 407,581.48 : x
  2. Step 2: Convert to fraction form
    863,060.68/1,294,310.93 = 407,581.48/x
  3. Step 3: Cross multiply
    863,060.68x = 1,294,310.93 × 407,581.48
  4. Step 4: Simplify right side
    863,060.68x = 527,537,164,429.58
  5. Step 5: Solve for x
    x = 527,537,164,429.58/863,060.68
  6. Step 6: Final answer
    x = 611,239.95

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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.