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Finding the Fourth Proportional to 632,502.56, 872,892.24 and 364,316.96

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Solution

The fourth proportional to 632,502.56, 872,892.24 and 364,316.96 is: 502,779.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,502.56 : 872,892.24 = 364,316.96 : x
  2. Step 2: Convert to fraction form
    632,502.56/872,892.24 = 364,316.96/x
  3. Step 3: Cross multiply
    632,502.56x = 872,892.24 × 364,316.96
  4. Step 4: Simplify right side
    632,502.56x = 318,009,447,284.39
  5. Step 5: Solve for x
    x = 318,009,447,284.39/632,502.56
  6. Step 6: Final answer
    x = 502,779.70

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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.