Home / 896,446.20-1,345,544.10-447,673.80

Finding the Fourth Proportional to 896,446.20, 1,345,544.10 and 447,673.80

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Solution

The fourth proportional to 896,446.20, 1,345,544.10 and 447,673.80 is: 671,947.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,446.20 : 1,345,544.10 = 447,673.80 : x
  2. Step 2: Convert to fraction form
    896,446.20/1,345,544.10 = 447,673.80/x
  3. Step 3: Cross multiply
    896,446.20x = 1,345,544.10 × 447,673.80
  4. Step 4: Simplify right side
    896,446.20x = 602,364,840,314.58
  5. Step 5: Solve for x
    x = 602,364,840,314.58/896,446.20
  6. Step 6: Final answer
    x = 671,947.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.