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Finding the Fourth Proportional to 469,335.39, 703,769.96 and 149,445.51

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Solution

The fourth proportional to 469,335.39, 703,769.96 and 149,445.51 is: 224,094.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,335.39 : 703,769.96 = 149,445.51 : x
  2. Step 2: Convert to fraction form
    469,335.39/703,769.96 = 149,445.51/x
  3. Step 3: Cross multiply
    469,335.39x = 703,769.96 × 149,445.51
  4. Step 4: Simplify right side
    469,335.39x = 105,175,259,847.65
  5. Step 5: Solve for x
    x = 105,175,259,847.65/469,335.39
  6. Step 6: Final answer
    x = 224,094.03

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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.