Home / 684,087.06-1,026,352.08-329,054.88

Finding the Fourth Proportional to 684,087.06, 1,026,352.08 and 329,054.88

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Solution

The fourth proportional to 684,087.06, 1,026,352.08 and 329,054.88 is: 493,688.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,087.06 : 1,026,352.08 = 329,054.88 : x
  2. Step 2: Convert to fraction form
    684,087.06/1,026,352.08 = 329,054.88/x
  3. Step 3: Cross multiply
    684,087.06x = 1,026,352.08 × 329,054.88
  4. Step 4: Simplify right side
    684,087.06x = 337,726,160,522.15
  5. Step 5: Solve for x
    x = 337,726,160,522.15/684,087.06
  6. Step 6: Final answer
    x = 493,688.86

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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.