Home / 848,639.68-1,271,254.86-392,592.04

Finding the Fourth Proportional to 848,639.68, 1,271,254.86 and 392,592.04

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Solution

The fourth proportional to 848,639.68, 1,271,254.86 and 392,592.04 is: 588,099.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,639.68 : 1,271,254.86 = 392,592.04 : x
  2. Step 2: Convert to fraction form
    848,639.68/1,271,254.86 = 392,592.04/x
  3. Step 3: Cross multiply
    848,639.68x = 1,271,254.86 × 392,592.04
  4. Step 4: Simplify right side
    848,639.68x = 499,084,538,847.31
  5. Step 5: Solve for x
    x = 499,084,538,847.31/848,639.68
  6. Step 6: Final answer
    x = 588,099.46

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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.