Home / 892,810.86-1,232,082.49-484,919.49

Finding the Fourth Proportional to 892,810.86, 1,232,082.49 and 484,919.49

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Solution

The fourth proportional to 892,810.86, 1,232,082.49 and 484,919.49 is: 669,190.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,810.86 : 1,232,082.49 = 484,919.49 : x
  2. Step 2: Convert to fraction form
    892,810.86/1,232,082.49 = 484,919.49/x
  3. Step 3: Cross multiply
    892,810.86x = 1,232,082.49 × 484,919.49
  4. Step 4: Simplify right side
    892,810.86x = 597,460,817,915.19
  5. Step 5: Solve for x
    x = 597,460,817,915.19/892,810.86
  6. Step 6: Final answer
    x = 669,190.81

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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.