Home / 872,694.02-1,308,624.96-304,005.17

Finding the Fourth Proportional to 872,694.02, 1,308,624.96 and 304,005.17

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Solution

The fourth proportional to 872,694.02, 1,308,624.96 and 304,005.17 is: 455,862.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,694.02 : 1,308,624.96 = 304,005.17 : x
  2. Step 2: Convert to fraction form
    872,694.02/1,308,624.96 = 304,005.17/x
  3. Step 3: Cross multiply
    872,694.02x = 1,308,624.96 × 304,005.17
  4. Step 4: Simplify right side
    872,694.02x = 397,828,753,431.04
  5. Step 5: Solve for x
    x = 397,828,753,431.04/872,694.02
  6. Step 6: Final answer
    x = 455,862.82

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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.