Home / 852,447.62-1,176,380.16-465,266.58

Finding the Fourth Proportional to 852,447.62, 1,176,380.16 and 465,266.58

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Solution

The fourth proportional to 852,447.62, 1,176,380.16 and 465,266.58 is: 642,069.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,447.62 : 1,176,380.16 = 465,266.58 : x
  2. Step 2: Convert to fraction form
    852,447.62/1,176,380.16 = 465,266.58/x
  3. Step 3: Cross multiply
    852,447.62x = 1,176,380.16 × 465,266.58
  4. Step 4: Simplify right side
    852,447.62x = 547,330,373,823.05
  5. Step 5: Solve for x
    x = 547,330,373,823.05/852,447.62
  6. Step 6: Final answer
    x = 642,069.22

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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.