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Finding the Fourth Proportional to 492,681.62, 738,694.28 and 177,097.52

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Solution

The fourth proportional to 492,681.62, 738,694.28 and 177,097.52 is: 265,528.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,681.62 : 738,694.28 = 177,097.52 : x
  2. Step 2: Convert to fraction form
    492,681.62/738,694.28 = 177,097.52/x
  3. Step 3: Cross multiply
    492,681.62x = 738,694.28 × 177,097.52
  4. Step 4: Simplify right side
    492,681.62x = 130,820,927,315.67
  5. Step 5: Solve for x
    x = 130,820,927,315.67/492,681.62
  6. Step 6: Final answer
    x = 265,528.33

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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.