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Finding the Fourth Proportional to 460,642.21, 635,699.55 and 267,050.59

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Solution

The fourth proportional to 460,642.21, 635,699.55 and 267,050.59 is: 368,537.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,642.21 : 635,699.55 = 267,050.59 : x
  2. Step 2: Convert to fraction form
    460,642.21/635,699.55 = 267,050.59/x
  3. Step 3: Cross multiply
    460,642.21x = 635,699.55 × 267,050.59
  4. Step 4: Simplify right side
    460,642.21x = 169,763,939,890.24
  5. Step 5: Solve for x
    x = 169,763,939,890.24/460,642.21
  6. Step 6: Final answer
    x = 368,537.52

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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.