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Finding the Fourth Proportional to 304,532.52, 420,158.27 and 177,183.51

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Solution

The fourth proportional to 304,532.52, 420,158.27 and 177,183.51 is: 244,457.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,532.52 : 420,158.27 = 177,183.51 : x
  2. Step 2: Convert to fraction form
    304,532.52/420,158.27 = 177,183.51/x
  3. Step 3: Cross multiply
    304,532.52x = 420,158.27 × 177,183.51
  4. Step 4: Simplify right side
    304,532.52x = 74,445,116,148.21
  5. Step 5: Solve for x
    x = 74,445,116,148.21/304,532.52
  6. Step 6: Final answer
    x = 244,457.03

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1.5x scale

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.