Home / 702,115.59-1,052,533.62-252,730.83

Finding the Fourth Proportional to 702,115.59, 1,052,533.62 and 252,730.83

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Solution

The fourth proportional to 702,115.59, 1,052,533.62 and 252,730.83 is: 378,865.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,115.59 : 1,052,533.62 = 252,730.83 : x
  2. Step 2: Convert to fraction form
    702,115.59/1,052,533.62 = 252,730.83/x
  3. Step 3: Cross multiply
    702,115.59x = 1,052,533.62 × 252,730.83
  4. Step 4: Simplify right side
    702,115.59x = 266,007,695,385.51
  5. Step 5: Solve for x
    x = 266,007,695,385.51/702,115.59
  6. Step 6: Final answer
    x = 378,865.96

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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.