Home / 892,200.90-1,231,203.84-484,293.96

Finding the Fourth Proportional to 892,200.90, 1,231,203.84 and 484,293.96

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Solution

The fourth proportional to 892,200.90, 1,231,203.84 and 484,293.96 is: 668,307.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,200.90 : 1,231,203.84 = 484,293.96 : x
  2. Step 2: Convert to fraction form
    892,200.90/1,231,203.84 = 484,293.96/x
  3. Step 3: Cross multiply
    892,200.90x = 1,231,203.84 × 484,293.96
  4. Step 4: Simplify right side
    892,200.90x = 596,264,583,240.81
  5. Step 5: Solve for x
    x = 596,264,583,240.81/892,200.90
  6. Step 6: Final answer
    x = 668,307.53

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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.