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Finding the Fourth Proportional to 554,924.28, 832,491.36 and 175,940.40

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Solution

The fourth proportional to 554,924.28, 832,491.36 and 175,940.40 is: 263,943.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,924.28 : 832,491.36 = 175,940.40 : x
  2. Step 2: Convert to fraction form
    554,924.28/832,491.36 = 175,940.40/x
  3. Step 3: Cross multiply
    554,924.28x = 832,491.36 × 175,940.40
  4. Step 4: Simplify right side
    554,924.28x = 146,468,862,874.94
  5. Step 5: Solve for x
    x = 146,468,862,874.94/554,924.28
  6. Step 6: Final answer
    x = 263,943.87

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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.