Home / 308,231.24-462,384.23-108,510.76

Finding the Fourth Proportional to 308,231.24, 462,384.23 and 108,510.76

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Solution

The fourth proportional to 308,231.24, 462,384.23 and 108,510.76 is: 162,779.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,231.24 : 462,384.23 = 108,510.76 : x
  2. Step 2: Convert to fraction form
    308,231.24/462,384.23 = 108,510.76/x
  3. Step 3: Cross multiply
    308,231.24x = 462,384.23 × 108,510.76
  4. Step 4: Simplify right side
    308,231.24x = 50,173,664,209.31
  5. Step 5: Solve for x
    x = 50,173,664,209.31/308,231.24
  6. Step 6: Final answer
    x = 162,779.30

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1.5x scale

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.