Home / 808,788.85-1,116,120.88-446,215.63

Finding the Fourth Proportional to 808,788.85, 1,116,120.88 and 446,215.63

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Solution

The fourth proportional to 808,788.85, 1,116,120.88 and 446,215.63 is: 615,773.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,788.85 : 1,116,120.88 = 446,215.63 : x
  2. Step 2: Convert to fraction form
    808,788.85/1,116,120.88 = 446,215.63/x
  3. Step 3: Cross multiply
    808,788.85x = 1,116,120.88 × 446,215.63
  4. Step 4: Simplify right side
    808,788.85x = 498,030,581,625.35
  5. Step 5: Solve for x
    x = 498,030,581,625.35/808,788.85
  6. Step 6: Final answer
    x = 615,773.30

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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.