Home / 896,213.30-1,236,758.72-488,318.52

Finding the Fourth Proportional to 896,213.30, 1,236,758.72 and 488,318.52

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Solution

The fourth proportional to 896,213.30, 1,236,758.72 and 488,318.52 is: 673,871.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,213.30 : 1,236,758.72 = 488,318.52 : x
  2. Step 2: Convert to fraction form
    896,213.30/1,236,758.72 = 488,318.52/x
  3. Step 3: Cross multiply
    896,213.30x = 1,236,758.72 × 488,318.52
  4. Step 4: Simplify right side
    896,213.30x = 603,932,187,747.49
  5. Step 5: Solve for x
    x = 603,932,187,747.49/896,213.30
  6. Step 6: Final answer
    x = 673,871.04

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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.