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Finding the Fourth Proportional to 352,039.68, 528,058.44 and 304,513.47

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Solution

The fourth proportional to 352,039.68, 528,058.44 and 304,513.47 is: 456,769.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,039.68 : 528,058.44 = 304,513.47 : x
  2. Step 2: Convert to fraction form
    352,039.68/528,058.44 = 304,513.47/x
  3. Step 3: Cross multiply
    352,039.68x = 528,058.44 × 304,513.47
  4. Step 4: Simplify right side
    352,039.68x = 160,800,907,927.19
  5. Step 5: Solve for x
    x = 160,800,907,927.19/352,039.68
  6. Step 6: Final answer
    x = 456,769.27

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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.