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Finding the Fourth Proportional to 567,694.32, 850,577.80 and 342,581.80

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Solution

The fourth proportional to 567,694.32, 850,577.80 and 342,581.80 is: 513,291.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,694.32 : 850,577.80 = 342,581.80 : x
  2. Step 2: Convert to fraction form
    567,694.32/850,577.80 = 342,581.80/x
  3. Step 3: Cross multiply
    567,694.32x = 850,577.80 × 342,581.80
  4. Step 4: Simplify right side
    567,694.32x = 291,392,473,764.04
  5. Step 5: Solve for x
    x = 291,392,473,764.04/567,694.32
  6. Step 6: Final answer
    x = 513,291.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.