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Finding the Fourth Proportional to 535,051.73, 738,371.19 and 293,329.11

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Solution

The fourth proportional to 535,051.73, 738,371.19 and 293,329.11 is: 404,794.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,051.73 : 738,371.19 = 293,329.11 : x
  2. Step 2: Convert to fraction form
    535,051.73/738,371.19 = 293,329.11/x
  3. Step 3: Cross multiply
    535,051.73x = 738,371.19 × 293,329.11
  4. Step 4: Simplify right side
    535,051.73x = 216,585,767,881.22
  5. Step 5: Solve for x
    x = 216,585,767,881.22/535,051.73
  6. Step 6: Final answer
    x = 404,794.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.