Home / 585,171.02-878,010.06-206,362.40

Finding the Fourth Proportional to 585,171.02, 878,010.06 and 206,362.40

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Solution

The fourth proportional to 585,171.02, 878,010.06 and 206,362.40 is: 309,633.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,171.02 : 878,010.06 = 206,362.40 : x
  2. Step 2: Convert to fraction form
    585,171.02/878,010.06 = 206,362.40/x
  3. Step 3: Cross multiply
    585,171.02x = 878,010.06 × 206,362.40
  4. Step 4: Simplify right side
    585,171.02x = 181,188,258,815.69
  5. Step 5: Solve for x
    x = 181,188,258,815.69/585,171.02
  6. Step 6: Final answer
    x = 309,633.00

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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.