Home / 783,674.19-1,175,512.59-215,063.10

Finding the Fourth Proportional to 783,674.19, 1,175,512.59 and 215,063.10

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Solution

The fourth proportional to 783,674.19, 1,175,512.59 and 215,063.10 is: 322,595.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,674.19 : 1,175,512.59 = 215,063.10 : x
  2. Step 2: Convert to fraction form
    783,674.19/1,175,512.59 = 215,063.10/x
  3. Step 3: Cross multiply
    783,674.19x = 1,175,512.59 × 215,063.10
  4. Step 4: Simplify right side
    783,674.19x = 252,809,381,694.43
  5. Step 5: Solve for x
    x = 252,809,381,694.43/783,674.19
  6. Step 6: Final answer
    x = 322,595.01

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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.