Home / 882,352.82-1,217,653.90-479,944.82

Finding the Fourth Proportional to 882,352.82, 1,217,653.90 and 479,944.82

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Solution

The fourth proportional to 882,352.82, 1,217,653.90 and 479,944.82 is: 662,327.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,352.82 : 1,217,653.90 = 479,944.82 : x
  2. Step 2: Convert to fraction form
    882,352.82/1,217,653.90 = 479,944.82/x
  3. Step 3: Cross multiply
    882,352.82x = 1,217,653.90 × 479,944.82
  4. Step 4: Simplify right side
    882,352.82x = 584,406,681,857.80
  5. Step 5: Solve for x
    x = 584,406,681,857.80/882,352.82
  6. Step 6: Final answer
    x = 662,327.66

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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.