Home / 400,364.04-599,923.98-252,309

Finding the Fourth Proportional to 400,364.04, 599,923.98 and 252,309

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Solution

The fourth proportional to 400,364.04, 599,923.98 and 252,309 is: 378,071.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,364.04 : 599,923.98 = 252,309 : x
  2. Step 2: Convert to fraction form
    400,364.04/599,923.98 = 252,309/x
  3. Step 3: Cross multiply
    400,364.04x = 599,923.98 × 252,309
  4. Step 4: Simplify right side
    400,364.04x = 151,366,219,469.82
  5. Step 5: Solve for x
    x = 151,366,219,469.82/400,364.04
  6. Step 6: Final answer
    x = 378,071.47

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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.