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Finding the Fourth Proportional to 315,284.98, 473,114.33 and 295,336.36

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Solution

The fourth proportional to 315,284.98, 473,114.33 and 295,336.36 is: 443,179.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,284.98 : 473,114.33 = 295,336.36 : x
  2. Step 2: Convert to fraction form
    315,284.98/473,114.33 = 295,336.36/x
  3. Step 3: Cross multiply
    315,284.98x = 473,114.33 × 295,336.36
  4. Step 4: Simplify right side
    315,284.98x = 139,727,864,086.04
  5. Step 5: Solve for x
    x = 139,727,864,086.04/315,284.98
  6. Step 6: Final answer
    x = 443,179.58

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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.