Home / 465,977.52-643,045.68-264,773.52

Finding the Fourth Proportional to 465,977.52, 643,045.68 and 264,773.52

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Solution

The fourth proportional to 465,977.52, 643,045.68 and 264,773.52 is: 365,385.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,977.52 : 643,045.68 = 264,773.52 : x
  2. Step 2: Convert to fraction form
    465,977.52/643,045.68 = 264,773.52/x
  3. Step 3: Cross multiply
    465,977.52x = 643,045.68 × 264,773.52
  4. Step 4: Simplify right side
    465,977.52x = 170,261,468,214.39
  5. Step 5: Solve for x
    x = 170,261,468,214.39/465,977.52
  6. Step 6: Final answer
    x = 365,385.58

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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.