Home / 368,724.91-553,087.38-210,842.68

Finding the Fourth Proportional to 368,724.91, 553,087.38 and 210,842.68

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Solution

The fourth proportional to 368,724.91, 553,087.38 and 210,842.68 is: 316,264.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,724.91 : 553,087.38 = 210,842.68 : x
  2. Step 2: Convert to fraction form
    368,724.91/553,087.38 = 210,842.68/x
  3. Step 3: Cross multiply
    368,724.91x = 553,087.38 × 210,842.68
  4. Step 4: Simplify right side
    368,724.91x = 116,614,425,473.38
  5. Step 5: Solve for x
    x = 116,614,425,473.38/368,724.91
  6. Step 6: Final answer
    x = 316,264.03

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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.