Home / 558,284.96-837,427.90-137,560.88

Finding the Fourth Proportional to 558,284.96, 837,427.90 and 137,560.88

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Solution

The fourth proportional to 558,284.96, 837,427.90 and 137,560.88 is: 206,341.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,284.96 : 837,427.90 = 137,560.88 : x
  2. Step 2: Convert to fraction form
    558,284.96/837,427.90 = 137,560.88/x
  3. Step 3: Cross multiply
    558,284.96x = 837,427.90 × 137,560.88
  4. Step 4: Simplify right side
    558,284.96x = 115,197,318,860.55
  5. Step 5: Solve for x
    x = 115,197,318,860.55/558,284.96
  6. Step 6: Final answer
    x = 206,341.43

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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.