Home / 428,977.80-592,060.24-238,052.70

Finding the Fourth Proportional to 428,977.80, 592,060.24 and 238,052.70

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Solution

The fourth proportional to 428,977.80, 592,060.24 and 238,052.70 is: 328,552.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,977.80 : 592,060.24 = 238,052.70 : x
  2. Step 2: Convert to fraction form
    428,977.80/592,060.24 = 238,052.70/x
  3. Step 3: Cross multiply
    428,977.80x = 592,060.24 × 238,052.70
  4. Step 4: Simplify right side
    428,977.80x = 140,941,538,694.65
  5. Step 5: Solve for x
    x = 140,941,538,694.65/428,977.80
  6. Step 6: Final answer
    x = 328,552.06

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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.