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Finding the Fourth Proportional to 264,448.12, 364,848.28 and 169,009.87

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Solution

The fourth proportional to 264,448.12, 364,848.28 and 169,009.87 is: 233,176.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,448.12 : 364,848.28 = 169,009.87 : x
  2. Step 2: Convert to fraction form
    264,448.12/364,848.28 = 169,009.87/x
  3. Step 3: Cross multiply
    264,448.12x = 364,848.28 × 169,009.87
  4. Step 4: Simplify right side
    264,448.12x = 61,662,960,372.52
  5. Step 5: Solve for x
    x = 61,662,960,372.52/264,448.12
  6. Step 6: Final answer
    x = 233,176.02

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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.