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Finding the Fourth Proportional to 535,377.39, 801,995.40 and 322,027.50

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Solution

The fourth proportional to 535,377.39, 801,995.40 and 322,027.50 is: 482,397.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,377.39 : 801,995.40 = 322,027.50 : x
  2. Step 2: Convert to fraction form
    535,377.39/801,995.40 = 322,027.50/x
  3. Step 3: Cross multiply
    535,377.39x = 801,995.40 × 322,027.50
  4. Step 4: Simplify right side
    535,377.39x = 258,264,573,673.50
  5. Step 5: Solve for x
    x = 258,264,573,673.50/535,377.39
  6. Step 6: Final answer
    x = 482,397.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.