Home / 892,869.21-1,232,168.56-484,979.03

Finding the Fourth Proportional to 892,869.21, 1,232,168.56 and 484,979.03

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Solution

The fourth proportional to 892,869.21, 1,232,168.56 and 484,979.03 is: 669,275.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,869.21 : 1,232,168.56 = 484,979.03 : x
  2. Step 2: Convert to fraction form
    892,869.21/1,232,168.56 = 484,979.03/x
  3. Step 3: Cross multiply
    892,869.21x = 1,232,168.56 × 484,979.03
  4. Step 4: Simplify right side
    892,869.21x = 597,575,913,025.30
  5. Step 5: Solve for x
    x = 597,575,913,025.30/892,869.21
  6. Step 6: Final answer
    x = 669,275.98

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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.