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Finding the Fourth Proportional to 295,045.88, 442,567.35 and 254,942.83

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Solution

The fourth proportional to 295,045.88, 442,567.35 and 254,942.83 is: 382,412.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,045.88 : 442,567.35 = 254,942.83 : x
  2. Step 2: Convert to fraction form
    295,045.88/442,567.35 = 254,942.83/x
  3. Step 3: Cross multiply
    295,045.88x = 442,567.35 × 254,942.83
  4. Step 4: Simplify right side
    295,045.88x = 112,829,372,674.60
  5. Step 5: Solve for x
    x = 112,829,372,674.60/295,045.88
  6. Step 6: Final answer
    x = 382,412.97

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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.