Home / 713,964.08-1,071,046.29-208,562.15

Finding the Fourth Proportional to 713,964.08, 1,071,046.29 and 208,562.15

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Solution

The fourth proportional to 713,964.08, 1,071,046.29 and 208,562.15 is: 312,872.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,964.08 : 1,071,046.29 = 208,562.15 : x
  2. Step 2: Convert to fraction form
    713,964.08/1,071,046.29 = 208,562.15/x
  3. Step 3: Cross multiply
    713,964.08x = 1,071,046.29 × 208,562.15
  4. Step 4: Simplify right side
    713,964.08x = 223,379,716,991.92
  5. Step 5: Solve for x
    x = 223,379,716,991.92/713,964.08
  6. Step 6: Final answer
    x = 312,872.49

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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.