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Finding the Fourth Proportional to 575,571.12, 794,259 and 320,873.04

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Solution

The fourth proportional to 575,571.12, 794,259 and 320,873.04 is: 442,788.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,571.12 : 794,259 = 320,873.04 : x
  2. Step 2: Convert to fraction form
    575,571.12/794,259 = 320,873.04/x
  3. Step 3: Cross multiply
    575,571.12x = 794,259 × 320,873.04
  4. Step 4: Simplify right side
    575,571.12x = 254,856,299,877.36
  5. Step 5: Solve for x
    x = 254,856,299,877.36/575,571.12
  6. Step 6: Final answer
    x = 442,788.55

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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.