Home / 817,432.62-1,226,134.62-367,835.28

Finding the Fourth Proportional to 817,432.62, 1,226,134.62 and 367,835.28

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Solution

The fourth proportional to 817,432.62, 1,226,134.62 and 367,835.28 is: 551,746.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,432.62 : 1,226,134.62 = 367,835.28 : x
  2. Step 2: Convert to fraction form
    817,432.62/1,226,134.62 = 367,835.28/x
  3. Step 3: Cross multiply
    817,432.62x = 1,226,134.62 × 367,835.28
  4. Step 4: Simplify right side
    817,432.62x = 451,015,571,265.39
  5. Step 5: Solve for x
    x = 451,015,571,265.39/817,432.62
  6. Step 6: Final answer
    x = 551,746.48

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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.