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Finding the Fourth Proportional to 353,574.77, 529,940.66 and 246,378.36

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Solution

The fourth proportional to 353,574.77, 529,940.66 and 246,378.36 is: 369,273.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,574.77 : 529,940.66 = 246,378.36 : x
  2. Step 2: Convert to fraction form
    353,574.77/529,940.66 = 246,378.36/x
  3. Step 3: Cross multiply
    353,574.77x = 529,940.66 × 246,378.36
  4. Step 4: Simplify right side
    353,574.77x = 130,565,909,476.23
  5. Step 5: Solve for x
    x = 130,565,909,476.23/353,574.77
  6. Step 6: Final answer
    x = 369,273.83

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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.