Home / 850,484.34-1,275,551.28-376,867.62

Finding the Fourth Proportional to 850,484.34, 1,275,551.28 and 376,867.62

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Solution

The fourth proportional to 850,484.34, 1,275,551.28 and 376,867.62 is: 565,223.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,484.34 : 1,275,551.28 = 376,867.62 : x
  2. Step 2: Convert to fraction form
    850,484.34/1,275,551.28 = 376,867.62/x
  3. Step 3: Cross multiply
    850,484.34x = 1,275,551.28 × 376,867.62
  4. Step 4: Simplify right side
    850,484.34x = 480,713,975,081.55
  5. Step 5: Solve for x
    x = 480,713,975,081.55/850,484.34
  6. Step 6: Final answer
    x = 565,223.78

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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.