Home / 863,336.16-1,294,215.36-302,064.48

Finding the Fourth Proportional to 863,336.16, 1,294,215.36 and 302,064.48

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Solution

The fourth proportional to 863,336.16, 1,294,215.36 and 302,064.48 is: 452,820.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,336.16 : 1,294,215.36 = 302,064.48 : x
  2. Step 2: Convert to fraction form
    863,336.16/1,294,215.36 = 302,064.48/x
  3. Step 3: Cross multiply
    863,336.16x = 1,294,215.36 × 302,064.48
  4. Step 4: Simplify right side
    863,336.16x = 390,936,489,726.41
  5. Step 5: Solve for x
    x = 390,936,489,726.41/863,336.16
  6. Step 6: Final answer
    x = 452,820.71

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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.