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Finding the Fourth Proportional to 569,736.12, 854,334.90 and 170,237.40

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Solution

The fourth proportional to 569,736.12, 854,334.90 and 170,237.40 is: 255,275.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,736.12 : 854,334.90 = 170,237.40 : x
  2. Step 2: Convert to fraction form
    569,736.12/854,334.90 = 170,237.40/x
  3. Step 3: Cross multiply
    569,736.12x = 854,334.90 × 170,237.40
  4. Step 4: Simplify right side
    569,736.12x = 145,439,752,105.26
  5. Step 5: Solve for x
    x = 145,439,752,105.26/569,736.12
  6. Step 6: Final answer
    x = 255,275.64

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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.