Home / 848,638.68-1,271,253.36-392,591.04

Finding the Fourth Proportional to 848,638.68, 1,271,253.36 and 392,591.04

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Solution

The fourth proportional to 848,638.68, 1,271,253.36 and 392,591.04 is: 588,097.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,638.68 : 1,271,253.36 = 392,591.04 : x
  2. Step 2: Convert to fraction form
    848,638.68/1,271,253.36 = 392,591.04/x
  3. Step 3: Cross multiply
    848,638.68x = 1,271,253.36 × 392,591.04
  4. Step 4: Simplify right side
    848,638.68x = 499,082,678,705.89
  5. Step 5: Solve for x
    x = 499,082,678,705.89/848,638.68
  6. Step 6: Final answer
    x = 588,097.96

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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.