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Finding the Fourth Proportional to 375,746.04, 518,550.39 and 214,653.38

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Solution

The fourth proportional to 375,746.04, 518,550.39 and 214,653.38 is: 296,233.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,746.04 : 518,550.39 = 214,653.38 : x
  2. Step 2: Convert to fraction form
    375,746.04/518,550.39 = 214,653.38/x
  3. Step 3: Cross multiply
    375,746.04x = 518,550.39 × 214,653.38
  4. Step 4: Simplify right side
    375,746.04x = 111,308,591,321.07
  5. Step 5: Solve for x
    x = 111,308,591,321.07/375,746.04
  6. Step 6: Final answer
    x = 296,233.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.