Home / 817,429.62-1,226,130.12-367,832.28

Finding the Fourth Proportional to 817,429.62, 1,226,130.12 and 367,832.28

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Solution

The fourth proportional to 817,429.62, 1,226,130.12 and 367,832.28 is: 551,741.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,429.62 : 1,226,130.12 = 367,832.28 : x
  2. Step 2: Convert to fraction form
    817,429.62/1,226,130.12 = 367,832.28/x
  3. Step 3: Cross multiply
    817,429.62x = 1,226,130.12 × 367,832.28
  4. Step 4: Simplify right side
    817,429.62x = 451,010,237,616.27
  5. Step 5: Solve for x
    x = 451,010,237,616.27/817,429.62
  6. Step 6: Final answer
    x = 551,741.98

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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.