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Finding the Fourth Proportional to 569,632.30, 854,339.10 and 170,286.10

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Solution

The fourth proportional to 569,632.30, 854,339.10 and 170,286.10 is: 255,396.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,632.30 : 854,339.10 = 170,286.10 : x
  2. Step 2: Convert to fraction form
    569,632.30/854,339.10 = 170,286.10/x
  3. Step 3: Cross multiply
    569,632.30x = 854,339.10 × 170,286.10
  4. Step 4: Simplify right side
    569,632.30x = 145,482,073,416.51
  5. Step 5: Solve for x
    x = 145,482,073,416.51/569,632.30
  6. Step 6: Final answer
    x = 255,396.46

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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.