Home / 896,660.57-1,237,366.95-488,770.37

Finding the Fourth Proportional to 896,660.57, 1,237,366.95 and 488,770.37

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Solution

The fourth proportional to 896,660.57, 1,237,366.95 and 488,770.37 is: 674,489.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,660.57 : 1,237,366.95 = 488,770.37 : x
  2. Step 2: Convert to fraction form
    896,660.57/1,237,366.95 = 488,770.37/x
  3. Step 3: Cross multiply
    896,660.57x = 1,237,366.95 × 488,770.37
  4. Step 4: Simplify right side
    896,660.57x = 604,788,295,790.44
  5. Step 5: Solve for x
    x = 604,788,295,790.44/896,660.57
  6. Step 6: Final answer
    x = 674,489.68

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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.