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Finding the Fourth Proportional to 575,295.80, 793,892.44 and 330,273.32

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Solution

The fourth proportional to 575,295.80, 793,892.44 and 330,273.32 is: 455,768.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,295.80 : 793,892.44 = 330,273.32 : x
  2. Step 2: Convert to fraction form
    575,295.80/793,892.44 = 330,273.32/x
  3. Step 3: Cross multiply
    575,295.80x = 793,892.44 × 330,273.32
  4. Step 4: Simplify right side
    575,295.80x = 262,201,491,881.70
  5. Step 5: Solve for x
    x = 262,201,491,881.70/575,295.80
  6. Step 6: Final answer
    x = 455,768.13

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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.