Home / 896,217.05-1,236,763.88-488,322.27

Finding the Fourth Proportional to 896,217.05, 1,236,763.88 and 488,322.27

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Solution

The fourth proportional to 896,217.05, 1,236,763.88 and 488,322.27 is: 673,876.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,217.05 : 1,236,763.88 = 488,322.27 : x
  2. Step 2: Convert to fraction form
    896,217.05/1,236,763.88 = 488,322.27/x
  3. Step 3: Cross multiply
    896,217.05x = 1,236,763.88 × 488,322.27
  4. Step 4: Simplify right side
    896,217.05x = 603,939,345,335.61
  5. Step 5: Solve for x
    x = 603,939,345,335.61/896,217.05
  6. Step 6: Final answer
    x = 673,876.21

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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.