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Finding the Fourth Proportional to 580,319.04, 800,840.72 and 325,670.22

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Solution

The fourth proportional to 580,319.04, 800,840.72 and 325,670.22 is: 449,425.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,319.04 : 800,840.72 = 325,670.22 : x
  2. Step 2: Convert to fraction form
    580,319.04/800,840.72 = 325,670.22/x
  3. Step 3: Cross multiply
    580,319.04x = 800,840.72 × 325,670.22
  4. Step 4: Simplify right side
    580,319.04x = 260,809,973,467.36
  5. Step 5: Solve for x
    x = 260,809,973,467.36/580,319.04
  6. Step 6: Final answer
    x = 449,425.15

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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.