Home / 576,110.75-795,331.76-420,887.96

Finding the Fourth Proportional to 576,110.75, 795,331.76 and 420,887.96

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Solution

The fourth proportional to 576,110.75, 795,331.76 and 420,887.96 is: 581,043.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,110.75 : 795,331.76 = 420,887.96 : x
  2. Step 2: Convert to fraction form
    576,110.75/795,331.76 = 420,887.96/x
  3. Step 3: Cross multiply
    576,110.75x = 795,331.76 × 420,887.96
  4. Step 4: Simplify right side
    576,110.75x = 334,745,555,908.51
  5. Step 5: Solve for x
    x = 334,745,555,908.51/576,110.75
  6. Step 6: Final answer
    x = 581,043.76

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1.5x scale

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.