Home / 356,848.29-492,376.19-242,215.65

Finding the Fourth Proportional to 356,848.29, 492,376.19 and 242,215.65

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Solution

The fourth proportional to 356,848.29, 492,376.19 and 242,215.65 is: 334,207.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,848.29 : 492,376.19 = 242,215.65 : x
  2. Step 2: Convert to fraction form
    356,848.29/492,376.19 = 242,215.65/x
  3. Step 3: Cross multiply
    356,848.29x = 492,376.19 × 242,215.65
  4. Step 4: Simplify right side
    356,848.29x = 119,261,217,694.30
  5. Step 5: Solve for x
    x = 119,261,217,694.30/356,848.29
  6. Step 6: Final answer
    x = 334,207.06

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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.