Home / 467,736.21-645,476.01-252,876.21

Finding the Fourth Proportional to 467,736.21, 645,476.01 and 252,876.21

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Solution

The fourth proportional to 467,736.21, 645,476.01 and 252,876.21 is: 348,969.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,736.21 : 645,476.01 = 252,876.21 : x
  2. Step 2: Convert to fraction form
    467,736.21/645,476.01 = 252,876.21/x
  3. Step 3: Cross multiply
    467,736.21x = 645,476.01 × 252,876.21
  4. Step 4: Simplify right side
    467,736.21x = 163,225,527,054.72
  5. Step 5: Solve for x
    x = 163,225,527,054.72/467,736.21
  6. Step 6: Final answer
    x = 348,969.19

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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.