Home / 684,294.57-1,026,376.11-210,852.81

Finding the Fourth Proportional to 684,294.57, 1,026,376.11 and 210,852.81

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Solution

The fourth proportional to 684,294.57, 1,026,376.11 and 210,852.81 is: 316,258.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,294.57 : 1,026,376.11 = 210,852.81 : x
  2. Step 2: Convert to fraction form
    684,294.57/1,026,376.11 = 210,852.81/x
  3. Step 3: Cross multiply
    684,294.57x = 1,026,376.11 × 210,852.81
  4. Step 4: Simplify right side
    684,294.57x = 216,414,286,910.37
  5. Step 5: Solve for x
    x = 216,414,286,910.37/684,294.57
  6. Step 6: Final answer
    x = 316,258.96

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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.