Home / 896,447.70-1,345,546.35-447,675.30

Finding the Fourth Proportional to 896,447.70, 1,345,546.35 and 447,675.30

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Solution

The fourth proportional to 896,447.70, 1,345,546.35 and 447,675.30 is: 671,949.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,447.70 : 1,345,546.35 = 447,675.30 : x
  2. Step 2: Convert to fraction form
    896,447.70/1,345,546.35 = 447,675.30/x
  3. Step 3: Cross multiply
    896,447.70x = 1,345,546.35 × 447,675.30
  4. Step 4: Simplify right side
    896,447.70x = 602,367,865,900.16
  5. Step 5: Solve for x
    x = 602,367,865,900.16/896,447.70
  6. Step 6: Final answer
    x = 671,949.81

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1.5x scale

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.