Home / 785,200.11-1,175,475.11-484,714.52

Finding the Fourth Proportional to 785,200.11, 1,175,475.11 and 484,714.52

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Solution

The fourth proportional to 785,200.11, 1,175,475.11 and 484,714.52 is: 725,636.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,200.11 : 1,175,475.11 = 484,714.52 : x
  2. Step 2: Convert to fraction form
    785,200.11/1,175,475.11 = 484,714.52/x
  3. Step 3: Cross multiply
    785,200.11x = 1,175,475.11 × 484,714.52
  4. Step 4: Simplify right side
    785,200.11x = 569,769,845,414.65
  5. Step 5: Solve for x
    x = 569,769,845,414.65/785,200.11
  6. Step 6: Final answer
    x = 725,636.48

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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.