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Finding the Fourth Proportional to 370,573.56, 511,203.69 and 234,378.14

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Solution

The fourth proportional to 370,573.56, 511,203.69 and 234,378.14 is: 323,323.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,573.56 : 511,203.69 = 234,378.14 : x
  2. Step 2: Convert to fraction form
    370,573.56/511,203.69 = 234,378.14/x
  3. Step 3: Cross multiply
    370,573.56x = 511,203.69 × 234,378.14
  4. Step 4: Simplify right side
    370,573.56x = 119,814,967,467.32
  5. Step 5: Solve for x
    x = 119,814,967,467.32/370,573.56
  6. Step 6: Final answer
    x = 323,323.03

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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.