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Finding the Fourth Proportional to 575,265.36, 793,866.99 and 345,825.18

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Solution

The fourth proportional to 575,265.36, 793,866.99 and 345,825.18 is: 477,239.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,265.36 : 793,866.99 = 345,825.18 : x
  2. Step 2: Convert to fraction form
    575,265.36/793,866.99 = 345,825.18/x
  3. Step 3: Cross multiply
    575,265.36x = 793,866.99 × 345,825.18
  4. Step 4: Simplify right side
    575,265.36x = 274,539,194,712.81
  5. Step 5: Solve for x
    x = 274,539,194,712.81/575,265.36
  6. Step 6: Final answer
    x = 477,239.23

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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.