Home / 834,451.85-1,251,124.75-301,903.58

Finding the Fourth Proportional to 834,451.85, 1,251,124.75 and 301,903.58

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Solution

The fourth proportional to 834,451.85, 1,251,124.75 and 301,903.58 is: 452,655.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,451.85 : 1,251,124.75 = 301,903.58 : x
  2. Step 2: Convert to fraction form
    834,451.85/1,251,124.75 = 301,903.58/x
  3. Step 3: Cross multiply
    834,451.85x = 1,251,124.75 × 301,903.58
  4. Step 4: Simplify right side
    834,451.85x = 377,719,039,542.09
  5. Step 5: Solve for x
    x = 377,719,039,542.09/834,451.85
  6. Step 6: Final answer
    x = 452,655.28

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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.