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Finding the Fourth Proportional to 469,833.08, 648,370.08 and 254,973.18

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Solution

The fourth proportional to 469,833.08, 648,370.08 and 254,973.18 is: 351,863.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,833.08 : 648,370.08 = 254,973.18 : x
  2. Step 2: Convert to fraction form
    469,833.08/648,370.08 = 254,973.18/x
  3. Step 3: Cross multiply
    469,833.08x = 648,370.08 × 254,973.18
  4. Step 4: Simplify right side
    469,833.08x = 165,316,981,114.45
  5. Step 5: Solve for x
    x = 165,316,981,114.45/469,833.08
  6. Step 6: Final answer
    x = 351,863.22

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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.