Home / 684,084.66-1,026,293.07-210,770.00

Finding the Fourth Proportional to 684,084.66, 1,026,293.07 and 210,770.00

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Solution

The fourth proportional to 684,084.66, 1,026,293.07 and 210,770.00 is: 316,206.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,084.66 : 1,026,293.07 = 210,770.00 : x
  2. Step 2: Convert to fraction form
    684,084.66/1,026,293.07 = 210,770.00/x
  3. Step 3: Cross multiply
    684,084.66x = 1,026,293.07 × 210,770.00
  4. Step 4: Simplify right side
    684,084.66x = 216,311,788,685.84
  5. Step 5: Solve for x
    x = 216,311,788,685.84/684,084.66
  6. Step 6: Final answer
    x = 316,206.17

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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.