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Finding the Fourth Proportional to 331,570.65, 496,966.41 and 153,703.29

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Solution

The fourth proportional to 331,570.65, 496,966.41 and 153,703.29 is: 230,374.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,570.65 : 496,966.41 = 153,703.29 : x
  2. Step 2: Convert to fraction form
    331,570.65/496,966.41 = 153,703.29/x
  3. Step 3: Cross multiply
    331,570.65x = 496,966.41 × 153,703.29
  4. Step 4: Simplify right side
    331,570.65x = 76,385,372,236.49
  5. Step 5: Solve for x
    x = 76,385,372,236.49/331,570.65
  6. Step 6: Final answer
    x = 230,374.35

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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.