Home / 892,835.42-1,232,121.94-484,941.20

Finding the Fourth Proportional to 892,835.42, 1,232,121.94 and 484,941.20

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Solution

The fourth proportional to 892,835.42, 1,232,121.94 and 484,941.20 is: 669,223.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,835.42 : 1,232,121.94 = 484,941.20 : x
  2. Step 2: Convert to fraction form
    892,835.42/1,232,121.94 = 484,941.20/x
  3. Step 3: Cross multiply
    892,835.42x = 1,232,121.94 × 484,941.20
  4. Step 4: Simplify right side
    892,835.42x = 597,506,692,129.93
  5. Step 5: Solve for x
    x = 597,506,692,129.93/892,835.42
  6. Step 6: Final answer
    x = 669,223.78

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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.