Home / 808,951.85-1,116,352.22-446,375.42

Finding the Fourth Proportional to 808,951.85, 1,116,352.22 and 446,375.42

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Solution

The fourth proportional to 808,951.85, 1,116,352.22 and 446,375.42 is: 615,997.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,951.85 : 1,116,352.22 = 446,375.42 : x
  2. Step 2: Convert to fraction form
    808,951.85/1,116,352.22 = 446,375.42/x
  3. Step 3: Cross multiply
    808,951.85x = 1,116,352.22 × 446,375.42
  4. Step 4: Simplify right side
    808,951.85x = 498,312,191,070.43
  5. Step 5: Solve for x
    x = 498,312,191,070.43/808,951.85
  6. Step 6: Final answer
    x = 615,997.35

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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.