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Finding the Fourth Proportional to 569,308.69, 785,644.54 and 324,293.41

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Solution

The fourth proportional to 569,308.69, 785,644.54 and 324,293.41 is: 447,524.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,308.69 : 785,644.54 = 324,293.41 : x
  2. Step 2: Convert to fraction form
    569,308.69/785,644.54 = 324,293.41/x
  3. Step 3: Cross multiply
    569,308.69x = 785,644.54 × 324,293.41
  4. Step 4: Simplify right side
    569,308.69x = 254,779,346,924.48
  5. Step 5: Solve for x
    x = 254,779,346,924.48/569,308.69
  6. Step 6: Final answer
    x = 447,524.08

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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.