Home / 892,215.86-1,231,224.99-484,308.75

Finding the Fourth Proportional to 892,215.86, 1,231,224.99 and 484,308.75

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Solution

The fourth proportional to 892,215.86, 1,231,224.99 and 484,308.75 is: 668,328.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,215.86 : 1,231,224.99 = 484,308.75 : x
  2. Step 2: Convert to fraction form
    892,215.86/1,231,224.99 = 484,308.75/x
  3. Step 3: Cross multiply
    892,215.86x = 1,231,224.99 × 484,308.75
  4. Step 4: Simplify right side
    892,215.86x = 596,293,035,875.66
  5. Step 5: Solve for x
    x = 596,293,035,875.66/892,215.86
  6. Step 6: Final answer
    x = 668,328.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.