Home / 785,202.62-1,175,478.85-484,717.02

Finding the Fourth Proportional to 785,202.62, 1,175,478.85 and 484,717.02

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Solution

The fourth proportional to 785,202.62, 1,175,478.85 and 484,717.02 is: 725,640.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,202.62 : 1,175,478.85 = 484,717.02 : x
  2. Step 2: Convert to fraction form
    785,202.62/1,175,478.85 = 484,717.02/x
  3. Step 3: Cross multiply
    785,202.62x = 1,175,478.85 × 484,717.02
  4. Step 4: Simplify right side
    785,202.62x = 569,774,605,245.03
  5. Step 5: Solve for x
    x = 569,774,605,245.03/785,202.62
  6. Step 6: Final answer
    x = 725,640.22

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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.