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Finding the Fourth Proportional to 328,203.68, 452,921.52 and 177,300.68

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Solution

The fourth proportional to 328,203.68, 452,921.52 and 177,300.68 is: 244,675.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,203.68 : 452,921.52 = 177,300.68 : x
  2. Step 2: Convert to fraction form
    328,203.68/452,921.52 = 177,300.68/x
  3. Step 3: Cross multiply
    328,203.68x = 452,921.52 × 177,300.68
  4. Step 4: Simplify right side
    328,203.68x = 80,303,293,482.63
  5. Step 5: Solve for x
    x = 80,303,293,482.63/328,203.68
  6. Step 6: Final answer
    x = 244,675.18

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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.