Home / 892,895.67-1,232,205.30-485,005.50

Finding the Fourth Proportional to 892,895.67, 1,232,205.30 and 485,005.50

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Solution

The fourth proportional to 892,895.67, 1,232,205.30 and 485,005.50 is: 669,312.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,895.67 : 1,232,205.30 = 485,005.50 : x
  2. Step 2: Convert to fraction form
    892,895.67/1,232,205.30 = 485,005.50/x
  3. Step 3: Cross multiply
    892,895.67x = 1,232,205.30 × 485,005.50
  4. Step 4: Simplify right side
    892,895.67x = 597,626,347,629.15
  5. Step 5: Solve for x
    x = 597,626,347,629.15/892,895.67
  6. Step 6: Final answer
    x = 669,312.63

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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.