Home / 948,273.92-1,308,617.45-518,554.06

Finding the Fourth Proportional to 948,273.92, 1,308,617.45 and 518,554.06

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Solution

The fourth proportional to 948,273.92, 1,308,617.45 and 518,554.06 is: 715,604.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,273.92 : 1,308,617.45 = 518,554.06 : x
  2. Step 2: Convert to fraction form
    948,273.92/1,308,617.45 = 518,554.06/x
  3. Step 3: Cross multiply
    948,273.92x = 1,308,617.45 × 518,554.06
  4. Step 4: Simplify right side
    948,273.92x = 678,588,882,548.49
  5. Step 5: Solve for x
    x = 678,588,882,548.49/948,273.92
  6. Step 6: Final answer
    x = 715,604.29

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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.