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Finding the Fourth Proportional to 295,012.53, 442,693.96 and 276,332.11

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Solution

The fourth proportional to 295,012.53, 442,693.96 and 276,332.11 is: 414,662.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,012.53 : 442,693.96 = 276,332.11 : x
  2. Step 2: Convert to fraction form
    295,012.53/442,693.96 = 276,332.11/x
  3. Step 3: Cross multiply
    295,012.53x = 442,693.96 × 276,332.11
  4. Step 4: Simplify right side
    295,012.53x = 122,330,554,253.49
  5. Step 5: Solve for x
    x = 122,330,554,253.49/295,012.53
  6. Step 6: Final answer
    x = 414,662.23

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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.