Home / 842,630.93-1,263,955.62-243,597.27

Finding the Fourth Proportional to 842,630.93, 1,263,955.62 and 243,597.27

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Solution

The fourth proportional to 842,630.93, 1,263,955.62 and 243,597.27 is: 365,398.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,630.93 : 1,263,955.62 = 243,597.27 : x
  2. Step 2: Convert to fraction form
    842,630.93/1,263,955.62 = 243,597.27/x
  3. Step 3: Cross multiply
    842,630.93x = 1,263,955.62 × 243,597.27
  4. Step 4: Simplify right side
    842,630.93x = 307,896,138,433.16
  5. Step 5: Solve for x
    x = 307,896,138,433.16/842,630.93
  6. Step 6: Final answer
    x = 365,398.57

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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.