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Finding the Fourth Proportional to 575,252.75, 793,852.73 and 320,620.34

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Solution

The fourth proportional to 575,252.75, 793,852.73 and 320,620.34 is: 442,458.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,252.75 : 793,852.73 = 320,620.34 : x
  2. Step 2: Convert to fraction form
    575,252.75/793,852.73 = 320,620.34/x
  3. Step 3: Cross multiply
    575,252.75x = 793,852.73 × 320,620.34
  4. Step 4: Simplify right side
    575,252.75x = 254,525,332,202.53
  5. Step 5: Solve for x
    x = 254,525,332,202.53/575,252.75
  6. Step 6: Final answer
    x = 442,458.26

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1.5x scale

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.