Home / 817,387.00-1,226,256.96-248,812.55

Finding the Fourth Proportional to 817,387.00, 1,226,256.96 and 248,812.55

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Solution

The fourth proportional to 817,387.00, 1,226,256.96 and 248,812.55 is: 373,272.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,387.00 : 1,226,256.96 = 248,812.55 : x
  2. Step 2: Convert to fraction form
    817,387.00/1,226,256.96 = 248,812.55/x
  3. Step 3: Cross multiply
    817,387.00x = 1,226,256.96 × 248,812.55
  4. Step 4: Simplify right side
    817,387.00x = 305,108,125,171.54
  5. Step 5: Solve for x
    x = 305,108,125,171.54/817,387.00
  6. Step 6: Final answer
    x = 373,272.55

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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.