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Finding the Fourth Proportional to 533,063.04, 735,628.26 and 291,348.48

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Solution

The fourth proportional to 533,063.04, 735,628.26 and 291,348.48 is: 402,061.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,063.04 : 735,628.26 = 291,348.48 : x
  2. Step 2: Convert to fraction form
    533,063.04/735,628.26 = 291,348.48/x
  3. Step 3: Cross multiply
    533,063.04x = 735,628.26 × 291,348.48
  4. Step 4: Simplify right side
    533,063.04x = 214,324,175,396.05
  5. Step 5: Solve for x
    x = 214,324,175,396.05/533,063.04
  6. Step 6: Final answer
    x = 402,061.59

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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.