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Finding the Fourth Proportional to 368,933.76, 509,202.72 and 241,562.88

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Solution

The fourth proportional to 368,933.76, 509,202.72 and 241,562.88 is: 333,405.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,933.76 : 509,202.72 = 241,562.88 : x
  2. Step 2: Convert to fraction form
    368,933.76/509,202.72 = 241,562.88/x
  3. Step 3: Cross multiply
    368,933.76x = 509,202.72 × 241,562.88
  4. Step 4: Simplify right side
    368,933.76x = 123,004,475,547.03
  5. Step 5: Solve for x
    x = 123,004,475,547.03/368,933.76
  6. Step 6: Final answer
    x = 333,405.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.