Home / 466,217.39-643,379.08-262,268.47

Finding the Fourth Proportional to 466,217.39, 643,379.08 and 262,268.47

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Solution

The fourth proportional to 466,217.39, 643,379.08 and 262,268.47 is: 361,929.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,217.39 : 643,379.08 = 262,268.47 : x
  2. Step 2: Convert to fraction form
    466,217.39/643,379.08 = 262,268.47/x
  3. Step 3: Cross multiply
    466,217.39x = 643,379.08 × 262,268.47
  4. Step 4: Simplify right side
    466,217.39x = 168,738,047,581.91
  5. Step 5: Solve for x
    x = 168,738,047,581.91/466,217.39
  6. Step 6: Final answer
    x = 361,929.97

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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.