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Finding the Fourth Proportional to 535,268.50, 738,670.53 and 296,804.50

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Solution

The fourth proportional to 535,268.50, 738,670.53 and 296,804.50 is: 409,590.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,268.50 : 738,670.53 = 296,804.50 : x
  2. Step 2: Convert to fraction form
    535,268.50/738,670.53 = 296,804.50/x
  3. Step 3: Cross multiply
    535,268.50x = 738,670.53 × 296,804.50
  4. Step 4: Simplify right side
    535,268.50x = 219,240,737,321.39
  5. Step 5: Solve for x
    x = 219,240,737,321.39/535,268.50
  6. Step 6: Final answer
    x = 409,590.21

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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.