Home / 896,113.40-1,236,632.76-488,214

Finding the Fourth Proportional to 896,113.40, 1,236,632.76 and 488,214

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Solution

The fourth proportional to 896,113.40, 1,236,632.76 and 488,214 is: 673,733.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,113.40 : 1,236,632.76 = 488,214 : x
  2. Step 2: Convert to fraction form
    896,113.40/1,236,632.76 = 488,214/x
  3. Step 3: Cross multiply
    896,113.40x = 1,236,632.76 × 488,214
  4. Step 4: Simplify right side
    896,113.40x = 603,741,426,290.64
  5. Step 5: Solve for x
    x = 603,741,426,290.64/896,113.40
  6. Step 6: Final answer
    x = 673,733.29

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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.